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Finding the Fourth Proportional to 24,978.68, 34,472.58 and 14,910.20

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Solution

The fourth proportional to 24,978.68, 34,472.58 and 14,910.20 is: 20,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,978.68 : 34,472.58 = 14,910.20 : x
  2. Step 2: Convert to fraction form
    24,978.68/34,472.58 = 14,910.20/x
  3. Step 3: Cross multiply
    24,978.68x = 34,472.58 × 14,910.20
  4. Step 4: Simplify right side
    24,978.68x = 513,993,062.32
  5. Step 5: Solve for x
    x = 513,993,062.32/24,978.68
  6. Step 6: Final answer
    x = 20,577.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.