Home / 186,839.52-257,836.12-101,951.11

Finding the Fourth Proportional to 186,839.52, 257,836.12 and 101,951.11

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Solution

The fourth proportional to 186,839.52, 257,836.12 and 101,951.11 is: 140,691.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    186,839.52 : 257,836.12 = 101,951.11 : x
  2. Step 2: Convert to fraction form
    186,839.52/257,836.12 = 101,951.11/x
  3. Step 3: Cross multiply
    186,839.52x = 257,836.12 × 101,951.11
  4. Step 4: Simplify right side
    186,839.52x = 26,286,678,632.09
  5. Step 5: Solve for x
    x = 26,286,678,632.09/186,839.52
  6. Step 6: Final answer
    x = 140,691.21

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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.