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Finding the Fourth Proportional to 71,733.64, 107,614.98 and 24,990.16

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Solution

The fourth proportional to 71,733.64, 107,614.98 and 24,990.16 is: 37,490.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,733.64 : 107,614.98 = 24,990.16 : x
  2. Step 2: Convert to fraction form
    71,733.64/107,614.98 = 24,990.16/x
  3. Step 3: Cross multiply
    71,733.64x = 107,614.98 × 24,990.16
  4. Step 4: Simplify right side
    71,733.64x = 2,689,315,568.60
  5. Step 5: Solve for x
    x = 2,689,315,568.60/71,733.64
  6. Step 6: Final answer
    x = 37,490.30

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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.