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Finding the Fourth Proportional to 79,852.73, 119,862.17 and 58,816.52

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Solution

The fourth proportional to 79,852.73, 119,862.17 and 58,816.52 is: 88,285.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,852.73 : 119,862.17 = 58,816.52 : x
  2. Step 2: Convert to fraction form
    79,852.73/119,862.17 = 58,816.52/x
  3. Step 3: Cross multiply
    79,852.73x = 119,862.17 × 58,816.52
  4. Step 4: Simplify right side
    79,852.73x = 7,049,875,424.97
  5. Step 5: Solve for x
    x = 7,049,875,424.97/79,852.73
  6. Step 6: Final answer
    x = 88,285.97

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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.