Home / 156,659.40-234,989.10-150,535.80

Finding the Fourth Proportional to 156,659.40, 234,989.10 and 150,535.80

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Solution

The fourth proportional to 156,659.40, 234,989.10 and 150,535.80 is: 225,803.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,659.40 : 234,989.10 = 150,535.80 : x
  2. Step 2: Convert to fraction form
    156,659.40/234,989.10 = 150,535.80/x
  3. Step 3: Cross multiply
    156,659.40x = 234,989.10 × 150,535.80
  4. Step 4: Simplify right side
    156,659.40x = 35,374,272,159.78
  5. Step 5: Solve for x
    x = 35,374,272,159.78/156,659.40
  6. Step 6: Final answer
    x = 225,803.70

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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.