Home / 96,172.56-132,718.80-53,732.88

Finding the Fourth Proportional to 96,172.56, 132,718.80 and 53,732.88

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Solution

The fourth proportional to 96,172.56, 132,718.80 and 53,732.88 is: 74,151.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,172.56 : 132,718.80 = 53,732.88 : x
  2. Step 2: Convert to fraction form
    96,172.56/132,718.80 = 53,732.88/x
  3. Step 3: Cross multiply
    96,172.56x = 132,718.80 × 53,732.88
  4. Step 4: Simplify right side
    96,172.56x = 7,131,363,354.14
  5. Step 5: Solve for x
    x = 7,131,363,354.14/96,172.56
  6. Step 6: Final answer
    x = 74,151.75

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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.