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Finding the Fourth Proportional to 96,963.92, 145,448.76 and 37,797.20

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Solution

The fourth proportional to 96,963.92, 145,448.76 and 37,797.20 is: 56,696.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,963.92 : 145,448.76 = 37,797.20 : x
  2. Step 2: Convert to fraction form
    96,963.92/145,448.76 = 37,797.20/x
  3. Step 3: Cross multiply
    96,963.92x = 145,448.76 × 37,797.20
  4. Step 4: Simplify right side
    96,963.92x = 5,497,555,871.47
  5. Step 5: Solve for x
    x = 5,497,555,871.47/96,963.92
  6. Step 6: Final answer
    x = 56,696.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.