Home / 156,002.40-234,003.60-149,878.80

Finding the Fourth Proportional to 156,002.40, 234,003.60 and 149,878.80

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Solution

The fourth proportional to 156,002.40, 234,003.60 and 149,878.80 is: 224,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,002.40 : 234,003.60 = 149,878.80 : x
  2. Step 2: Convert to fraction form
    156,002.40/234,003.60 = 149,878.80/x
  3. Step 3: Cross multiply
    156,002.40x = 234,003.60 × 149,878.80
  4. Step 4: Simplify right side
    156,002.40x = 35,072,178,763.68
  5. Step 5: Solve for x
    x = 35,072,178,763.68/156,002.40
  6. Step 6: Final answer
    x = 224,818.20

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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.