Home / 238,025.92-328,454.66-136,031.12

Finding the Fourth Proportional to 238,025.92, 328,454.66 and 136,031.12

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Solution

The fourth proportional to 238,025.92, 328,454.66 and 136,031.12 is: 187,710.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,025.92 : 328,454.66 = 136,031.12 : x
  2. Step 2: Convert to fraction form
    238,025.92/328,454.66 = 136,031.12/x
  3. Step 3: Cross multiply
    238,025.92x = 328,454.66 × 136,031.12
  4. Step 4: Simplify right side
    238,025.92x = 44,680,055,269.02
  5. Step 5: Solve for x
    x = 44,680,055,269.02/238,025.92
  6. Step 6: Final answer
    x = 187,710.88

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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.