Home / 96,171.38-132,693.76-55,861.19

Finding the Fourth Proportional to 96,171.38, 132,693.76 and 55,861.19

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Solution

The fourth proportional to 96,171.38, 132,693.76 and 55,861.19 is: 77,075.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,171.38 : 132,693.76 = 55,861.19 : x
  2. Step 2: Convert to fraction form
    96,171.38/132,693.76 = 55,861.19/x
  3. Step 3: Cross multiply
    96,171.38x = 132,693.76 × 55,861.19
  4. Step 4: Simplify right side
    96,171.38x = 7,412,431,339.17
  5. Step 5: Solve for x
    x = 7,412,431,339.17/96,171.38
  6. Step 6: Final answer
    x = 77,075.23

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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.