Home / 319,732.93-441,229.90-176,491.72

Finding the Fourth Proportional to 319,732.93, 441,229.90 and 176,491.72

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Solution

The fourth proportional to 319,732.93, 441,229.90 and 176,491.72 is: 243,557.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,732.93 : 441,229.90 = 176,491.72 : x
  2. Step 2: Convert to fraction form
    319,732.93/441,229.90 = 176,491.72/x
  3. Step 3: Cross multiply
    319,732.93x = 441,229.90 × 176,491.72
  4. Step 4: Simplify right side
    319,732.93x = 77,873,423,966.43
  5. Step 5: Solve for x
    x = 77,873,423,966.43/319,732.93
  6. Step 6: Final answer
    x = 243,557.72

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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.