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Finding the Fourth Proportional to 15,234.40, 22,840.80 and 5,870.80

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Solution

The fourth proportional to 15,234.40, 22,840.80 and 5,870.80 is: 8,802.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,234.40 : 22,840.80 = 5,870.80 : x
  2. Step 2: Convert to fraction form
    15,234.40/22,840.80 = 5,870.80/x
  3. Step 3: Cross multiply
    15,234.40x = 22,840.80 × 5,870.80
  4. Step 4: Simplify right side
    15,234.40x = 134,093,768.64
  5. Step 5: Solve for x
    x = 134,093,768.64/15,234.40
  6. Step 6: Final answer
    x = 8,802.04

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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.