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Finding the Fourth Proportional to 55,482.20, 83,234.10 and 23,892.20

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Solution

The fourth proportional to 55,482.20, 83,234.10 and 23,892.20 is: 35,842.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,482.20 : 83,234.10 = 23,892.20 : x
  2. Step 2: Convert to fraction form
    55,482.20/83,234.10 = 23,892.20/x
  3. Step 3: Cross multiply
    55,482.20x = 83,234.10 × 23,892.20
  4. Step 4: Simplify right side
    55,482.20x = 1,988,645,764.02
  5. Step 5: Solve for x
    x = 1,988,645,764.02/55,482.20
  6. Step 6: Final answer
    x = 35,842.95

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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.