Home / 187,043.10-281,255.85-156,630.30

Finding the Fourth Proportional to 187,043.10, 281,255.85 and 156,630.30

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Solution

The fourth proportional to 187,043.10, 281,255.85 and 156,630.30 is: 235,524.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,043.10 : 281,255.85 = 156,630.30 : x
  2. Step 2: Convert to fraction form
    187,043.10/281,255.85 = 156,630.30/x
  3. Step 3: Cross multiply
    187,043.10x = 281,255.85 × 156,630.30
  4. Step 4: Simplify right side
    187,043.10x = 44,053,188,162.26
  5. Step 5: Solve for x
    x = 44,053,188,162.26/187,043.10
  6. Step 6: Final answer
    x = 235,524.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.