Home / 185,560.30-256,073.16-100,677.34

Finding the Fourth Proportional to 185,560.30, 256,073.16 and 100,677.34

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Solution

The fourth proportional to 185,560.30, 256,073.16 and 100,677.34 is: 138,934.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,560.30 : 256,073.16 = 100,677.34 : x
  2. Step 2: Convert to fraction form
    185,560.30/256,073.16 = 100,677.34/x
  3. Step 3: Cross multiply
    185,560.30x = 256,073.16 × 100,677.34
  4. Step 4: Simplify right side
    185,560.30x = 25,780,764,594.19
  5. Step 5: Solve for x
    x = 25,780,764,594.19/185,560.30
  6. Step 6: Final answer
    x = 138,934.70

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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.