Home / 169,731.45-234,233.12-93,251.53

Finding the Fourth Proportional to 169,731.45, 234,233.12 and 93,251.53

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Solution

The fourth proportional to 169,731.45, 234,233.12 and 93,251.53 is: 128,689.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,731.45 : 234,233.12 = 93,251.53 : x
  2. Step 2: Convert to fraction form
    169,731.45/234,233.12 = 93,251.53/x
  3. Step 3: Cross multiply
    169,731.45x = 234,233.12 × 93,251.53
  4. Step 4: Simplify right side
    169,731.45x = 21,842,596,350.42
  5. Step 5: Solve for x
    x = 21,842,596,350.42/169,731.45
  6. Step 6: Final answer
    x = 128,689.15

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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.