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Finding the Fourth Proportional to 71,810.04, 99,082.86 and 41,593.56

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Solution

The fourth proportional to 71,810.04, 99,082.86 and 41,593.56 is: 57,390.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,810.04 : 99,082.86 = 41,593.56 : x
  2. Step 2: Convert to fraction form
    71,810.04/99,082.86 = 41,593.56/x
  3. Step 3: Cross multiply
    71,810.04x = 99,082.86 × 41,593.56
  4. Step 4: Simplify right side
    71,810.04x = 4,121,208,882.38
  5. Step 5: Solve for x
    x = 4,121,208,882.38/71,810.04
  6. Step 6: Final answer
    x = 57,390.43

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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.