Home / 141,627.20-212,440.80-124,116.80

Finding the Fourth Proportional to 141,627.20, 212,440.80 and 124,116.80

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Solution

The fourth proportional to 141,627.20, 212,440.80 and 124,116.80 is: 186,175.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,627.20 : 212,440.80 = 124,116.80 : x
  2. Step 2: Convert to fraction form
    141,627.20/212,440.80 = 124,116.80/x
  3. Step 3: Cross multiply
    141,627.20x = 212,440.80 × 124,116.80
  4. Step 4: Simplify right side
    141,627.20x = 26,367,472,285.44
  5. Step 5: Solve for x
    x = 26,367,472,285.44/141,627.20
  6. Step 6: Final answer
    x = 186,175.20

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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.