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Finding the Fourth Proportional to 69,797.76, 96,319.92 and 37,966.88

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Solution

The fourth proportional to 69,797.76, 96,319.92 and 37,966.88 is: 52,393.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,797.76 : 96,319.92 = 37,966.88 : x
  2. Step 2: Convert to fraction form
    69,797.76/96,319.92 = 37,966.88/x
  3. Step 3: Cross multiply
    69,797.76x = 96,319.92 × 37,966.88
  4. Step 4: Simplify right side
    69,797.76x = 3,656,966,844.25
  5. Step 5: Solve for x
    x = 3,656,966,844.25/69,797.76
  6. Step 6: Final answer
    x = 52,393.76

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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.