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Finding the Fourth Proportional to 40,147.62, 59,935.02 and 37,479.48

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Solution

The fourth proportional to 40,147.62, 59,935.02 and 37,479.48 is: 55,951.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,147.62 : 59,935.02 = 37,479.48 : x
  2. Step 2: Convert to fraction form
    40,147.62/59,935.02 = 37,479.48/x
  3. Step 3: Cross multiply
    40,147.62x = 59,935.02 × 37,479.48
  4. Step 4: Simplify right side
    40,147.62x = 2,246,333,383.39
  5. Step 5: Solve for x
    x = 2,246,333,383.39/40,147.62
  6. Step 6: Final answer
    x = 55,951.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.