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Finding the Fourth Proportional to 71,503.38, 107,254.98 and 24,756.21

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Solution

The fourth proportional to 71,503.38, 107,254.98 and 24,756.21 is: 37,134.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,503.38 : 107,254.98 = 24,756.21 : x
  2. Step 2: Convert to fraction form
    71,503.38/107,254.98 = 24,756.21/x
  3. Step 3: Cross multiply
    71,503.38x = 107,254.98 × 24,756.21
  4. Step 4: Simplify right side
    71,503.38x = 2,655,226,808.43
  5. Step 5: Solve for x
    x = 2,655,226,808.43/71,503.38
  6. Step 6: Final answer
    x = 37,134.28

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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.