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Finding the Fourth Proportional to 96,745.69, 145,127.70 and 37,585.92

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Solution

The fourth proportional to 96,745.69, 145,127.70 and 37,585.92 is: 56,382.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,745.69 : 145,127.70 = 37,585.92 : x
  2. Step 2: Convert to fraction form
    96,745.69/145,127.70 = 37,585.92/x
  3. Step 3: Cross multiply
    96,745.69x = 145,127.70 × 37,585.92
  4. Step 4: Simplify right side
    96,745.69x = 5,454,758,666.21
  5. Step 5: Solve for x
    x = 5,454,758,666.21/96,745.69
  6. Step 6: Final answer
    x = 56,382.45

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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.