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Finding the Fourth Proportional to 40,669.68, 56,125.71 and 22,522.71

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Solution

The fourth proportional to 40,669.68, 56,125.71 and 22,522.71 is: 31,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,669.68 : 56,125.71 = 22,522.71 : x
  2. Step 2: Convert to fraction form
    40,669.68/56,125.71 = 22,522.71/x
  3. Step 3: Cross multiply
    40,669.68x = 56,125.71 × 22,522.71
  4. Step 4: Simplify right side
    40,669.68x = 1,264,103,089.87
  5. Step 5: Solve for x
    x = 1,264,103,089.87/40,669.68
  6. Step 6: Final answer
    x = 31,082.20

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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.