Home / 229,768.20-344,663.10-72,001.80

Finding the Fourth Proportional to 229,768.20, 344,663.10 and 72,001.80

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Solution

The fourth proportional to 229,768.20, 344,663.10 and 72,001.80 is: 108,006.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,768.20 : 344,663.10 = 72,001.80 : x
  2. Step 2: Convert to fraction form
    229,768.20/344,663.10 = 72,001.80/x
  3. Step 3: Cross multiply
    229,768.20x = 344,663.10 × 72,001.80
  4. Step 4: Simplify right side
    229,768.20x = 24,816,363,593.58
  5. Step 5: Solve for x
    x = 24,816,363,593.58/229,768.20
  6. Step 6: Final answer
    x = 108,006.08

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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.