Home / 96,176.72-132,773.64-66,316.88

Finding the Fourth Proportional to 96,176.72, 132,773.64 and 66,316.88

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Solution

The fourth proportional to 96,176.72, 132,773.64 and 66,316.88 is: 91,551.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,176.72 : 132,773.64 = 66,316.88 : x
  2. Step 2: Convert to fraction form
    96,176.72/132,773.64 = 66,316.88/x
  3. Step 3: Cross multiply
    96,176.72x = 132,773.64 × 66,316.88
  4. Step 4: Simplify right side
    96,176.72x = 8,805,133,551.04
  5. Step 5: Solve for x
    x = 8,805,133,551.04/96,176.72
  6. Step 6: Final answer
    x = 91,551.61

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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.