Home / 185,761.90-256,337.22-109,284.04

Finding the Fourth Proportional to 185,761.90, 256,337.22 and 109,284.04

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Solution

The fourth proportional to 185,761.90, 256,337.22 and 109,284.04 is: 150,803.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,761.90 : 256,337.22 = 109,284.04 : x
  2. Step 2: Convert to fraction form
    185,761.90/256,337.22 = 109,284.04/x
  3. Step 3: Cross multiply
    185,761.90x = 256,337.22 × 109,284.04
  4. Step 4: Simplify right side
    185,761.90x = 28,013,567,003.97
  5. Step 5: Solve for x
    x = 28,013,567,003.97/185,761.90
  6. Step 6: Final answer
    x = 150,803.62

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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.