Home / 156,514.28-216,000.41-88,531.29

Finding the Fourth Proportional to 156,514.28, 216,000.41 and 88,531.29

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Solution

The fourth proportional to 156,514.28, 216,000.41 and 88,531.29 is: 122,179.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,514.28 : 216,000.41 = 88,531.29 : x
  2. Step 2: Convert to fraction form
    156,514.28/216,000.41 = 88,531.29/x
  3. Step 3: Cross multiply
    156,514.28x = 216,000.41 × 88,531.29
  4. Step 4: Simplify right side
    156,514.28x = 19,122,794,495.17
  5. Step 5: Solve for x
    x = 19,122,794,495.17/156,514.28
  6. Step 6: Final answer
    x = 122,179.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.