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Finding the Fourth Proportional to 96,240.72, 132,815.16 and 53,801.04

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Solution

The fourth proportional to 96,240.72, 132,815.16 and 53,801.04 is: 74,247.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,240.72 : 132,815.16 = 53,801.04 : x
  2. Step 2: Convert to fraction form
    96,240.72/132,815.16 = 53,801.04/x
  3. Step 3: Cross multiply
    96,240.72x = 132,815.16 × 53,801.04
  4. Step 4: Simplify right side
    96,240.72x = 7,145,593,735.77
  5. Step 5: Solve for x
    x = 7,145,593,735.77/96,240.72
  6. Step 6: Final answer
    x = 74,247.09

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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.