Home / 156,015.40-234,023.10-149,891.80

Finding the Fourth Proportional to 156,015.40, 234,023.10 and 149,891.80

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Solution

The fourth proportional to 156,015.40, 234,023.10 and 149,891.80 is: 224,837.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,015.40 : 234,023.10 = 149,891.80 : x
  2. Step 2: Convert to fraction form
    156,015.40/234,023.10 = 149,891.80/x
  3. Step 3: Cross multiply
    156,015.40x = 234,023.10 × 149,891.80
  4. Step 4: Simplify right side
    156,015.40x = 35,078,143,700.58
  5. Step 5: Solve for x
    x = 35,078,143,700.58/156,015.40
  6. Step 6: Final answer
    x = 224,837.70

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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.