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Finding the Fourth Proportional to 96,323.80, 132,931.92 and 53,881.24

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Solution

The fourth proportional to 96,323.80, 132,931.92 and 53,881.24 is: 74,358.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,323.80 : 132,931.92 = 53,881.24 : x
  2. Step 2: Convert to fraction form
    96,323.80/132,931.92 = 53,881.24/x
  3. Step 3: Cross multiply
    96,323.80x = 132,931.92 × 53,881.24
  4. Step 4: Simplify right side
    96,323.80x = 7,162,536,685.18
  5. Step 5: Solve for x
    x = 7,162,536,685.18/96,323.80
  6. Step 6: Final answer
    x = 74,358.95

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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.