Home / 229,913.73-344,885.17-72,148.41

Finding the Fourth Proportional to 229,913.73, 344,885.17 and 72,148.41

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Solution

The fourth proportional to 229,913.73, 344,885.17 and 72,148.41 is: 108,227.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,913.73 : 344,885.17 = 72,148.41 : x
  2. Step 2: Convert to fraction form
    229,913.73/344,885.17 = 72,148.41/x
  3. Step 3: Cross multiply
    229,913.73x = 344,885.17 × 72,148.41
  4. Step 4: Simplify right side
    229,913.73x = 24,882,914,562.91
  5. Step 5: Solve for x
    x = 24,882,914,562.91/229,913.73
  6. Step 6: Final answer
    x = 108,227.18

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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.