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Finding the Fourth Proportional to 96,313.32, 132,918.30 and 53,874.72

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Solution

The fourth proportional to 96,313.32, 132,918.30 and 53,874.72 is: 74,350.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,313.32 : 132,918.30 = 53,874.72 : x
  2. Step 2: Convert to fraction form
    96,313.32/132,918.30 = 53,874.72/x
  3. Step 3: Cross multiply
    96,313.32x = 132,918.30 × 53,874.72
  4. Step 4: Simplify right side
    96,313.32x = 7,160,936,195.38
  5. Step 5: Solve for x
    x = 7,160,936,195.38/96,313.32
  6. Step 6: Final answer
    x = 74,350.42

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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.