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Finding the Fourth Proportional to 91,502.91, 137,244.65 and 44,103.33

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Solution

The fourth proportional to 91,502.91, 137,244.65 and 44,103.33 is: 66,150.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,502.91 : 137,244.65 = 44,103.33 : x
  2. Step 2: Convert to fraction form
    91,502.91/137,244.65 = 44,103.33/x
  3. Step 3: Cross multiply
    91,502.91x = 137,244.65 × 44,103.33
  4. Step 4: Simplify right side
    91,502.91x = 6,052,945,869.17
  5. Step 5: Solve for x
    x = 6,052,945,869.17/91,502.91
  6. Step 6: Final answer
    x = 66,150.31

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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.