Home / 238,926.30-329,680.52-136,932.12

Finding the Fourth Proportional to 238,926.30, 329,680.52 and 136,932.12

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Solution

The fourth proportional to 238,926.30, 329,680.52 and 136,932.12 is: 188,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,926.30 : 329,680.52 = 136,932.12 : x
  2. Step 2: Convert to fraction form
    238,926.30/329,680.52 = 136,932.12/x
  3. Step 3: Cross multiply
    238,926.30x = 329,680.52 × 136,932.12
  4. Step 4: Simplify right side
    238,926.30x = 45,143,852,526.30
  5. Step 5: Solve for x
    x = 45,143,852,526.30/238,926.30
  6. Step 6: Final answer
    x = 188,944.68

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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.