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Finding the Fourth Proportional to 39,807.24, 59,711.02 and 37,811.82

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Solution

The fourth proportional to 39,807.24, 59,711.02 and 37,811.82 is: 56,717.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,807.24 : 59,711.02 = 37,811.82 : x
  2. Step 2: Convert to fraction form
    39,807.24/59,711.02 = 37,811.82/x
  3. Step 3: Cross multiply
    39,807.24x = 59,711.02 × 37,811.82
  4. Step 4: Simplify right side
    39,807.24x = 2,257,782,340.26
  5. Step 5: Solve for x
    x = 2,257,782,340.26/39,807.24
  6. Step 6: Final answer
    x = 56,717.88

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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.