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Finding the Fourth Proportional to 23,842.55, 35,763.84 and 8,260.18

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Solution

The fourth proportional to 23,842.55, 35,763.84 and 8,260.18 is: 12,390.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,842.55 : 35,763.84 = 8,260.18 : x
  2. Step 2: Convert to fraction form
    23,842.55/35,763.84 = 8,260.18/x
  3. Step 3: Cross multiply
    23,842.55x = 35,763.84 × 8,260.18
  4. Step 4: Simplify right side
    23,842.55x = 295,415,666.48
  5. Step 5: Solve for x
    x = 295,415,666.48/23,842.55
  6. Step 6: Final answer
    x = 12,390.27

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.