Home / 207,932.28-286,949.52-127,330.38

Finding the Fourth Proportional to 207,932.28, 286,949.52 and 127,330.38

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Solution

The fourth proportional to 207,932.28, 286,949.52 and 127,330.38 is: 175,717.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,932.28 : 286,949.52 = 127,330.38 : x
  2. Step 2: Convert to fraction form
    207,932.28/286,949.52 = 127,330.38/x
  3. Step 3: Cross multiply
    207,932.28x = 286,949.52 × 127,330.38
  4. Step 4: Simplify right side
    207,932.28x = 36,537,391,422.42
  5. Step 5: Solve for x
    x = 36,537,391,422.42/207,932.28
  6. Step 6: Final answer
    x = 175,717.75

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1.5x scale

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.