Home / 109,898.73-151,388.77-93,713.38

Finding the Fourth Proportional to 109,898.73, 151,388.77 and 93,713.38

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Solution

The fourth proportional to 109,898.73, 151,388.77 and 93,713.38 is: 129,092.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,898.73 : 151,388.77 = 93,713.38 : x
  2. Step 2: Convert to fraction form
    109,898.73/151,388.77 = 93,713.38/x
  3. Step 3: Cross multiply
    109,898.73x = 151,388.77 × 93,713.38
  4. Step 4: Simplify right side
    109,898.73x = 14,187,153,330.74
  5. Step 5: Solve for x
    x = 14,187,153,330.74/109,898.73
  6. Step 6: Final answer
    x = 129,092.97

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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.