Home / 177,233.30-265,900.17-72,127.70

Finding the Fourth Proportional to 177,233.30, 265,900.17 and 72,127.70

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Solution

The fourth proportional to 177,233.30, 265,900.17 and 72,127.70 is: 108,211.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,233.30 : 265,900.17 = 72,127.70 : x
  2. Step 2: Convert to fraction form
    177,233.30/265,900.17 = 72,127.70/x
  3. Step 3: Cross multiply
    177,233.30x = 265,900.17 × 72,127.70
  4. Step 4: Simplify right side
    177,233.30x = 19,178,767,691.71
  5. Step 5: Solve for x
    x = 19,178,767,691.71/177,233.30
  6. Step 6: Final answer
    x = 108,211.99

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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.