Home / 132,151.28-198,307.56-57,256.88

Finding the Fourth Proportional to 132,151.28, 198,307.56 and 57,256.88

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Solution

The fourth proportional to 132,151.28, 198,307.56 and 57,256.88 is: 85,920.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,151.28 : 198,307.56 = 57,256.88 : x
  2. Step 2: Convert to fraction form
    132,151.28/198,307.56 = 57,256.88/x
  3. Step 3: Cross multiply
    132,151.28x = 198,307.56 × 57,256.88
  4. Step 4: Simplify right side
    132,151.28x = 11,354,472,166.01
  5. Step 5: Solve for x
    x = 11,354,472,166.01/132,151.28
  6. Step 6: Final answer
    x = 85,920.26

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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.