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Finding the Fourth Proportional to 107,895.92, 148,893.30 and 60,148.28

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Solution

The fourth proportional to 107,895.92, 148,893.30 and 60,148.28 is: 83,002.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,895.92 : 148,893.30 = 60,148.28 : x
  2. Step 2: Convert to fraction form
    107,895.92/148,893.30 = 60,148.28/x
  3. Step 3: Cross multiply
    107,895.92x = 148,893.30 × 60,148.28
  4. Step 4: Simplify right side
    107,895.92x = 8,955,675,898.52
  5. Step 5: Solve for x
    x = 8,955,675,898.52/107,895.92
  6. Step 6: Final answer
    x = 83,002.92

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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.