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Finding the Fourth Proportional to 69,737.56, 96,251.82 and 41,437.78

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Solution

The fourth proportional to 69,737.56, 96,251.82 and 41,437.78 is: 57,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,737.56 : 96,251.82 = 41,437.78 : x
  2. Step 2: Convert to fraction form
    69,737.56/96,251.82 = 41,437.78/x
  3. Step 3: Cross multiply
    69,737.56x = 96,251.82 × 41,437.78
  4. Step 4: Simplify right side
    69,737.56x = 3,988,461,741.76
  5. Step 5: Solve for x
    x = 3,988,461,741.76/69,737.56
  6. Step 6: Final answer
    x = 57,192.45

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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.