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Finding the Fourth Proportional to 62,733.36, 86,532.62 and 37,221.66

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Solution

The fourth proportional to 62,733.36, 86,532.62 and 37,221.66 is: 51,342.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,733.36 : 86,532.62 = 37,221.66 : x
  2. Step 2: Convert to fraction form
    62,733.36/86,532.62 = 37,221.66/x
  3. Step 3: Cross multiply
    62,733.36x = 86,532.62 × 37,221.66
  4. Step 4: Simplify right side
    62,733.36x = 3,220,887,760.55
  5. Step 5: Solve for x
    x = 3,220,887,760.55/62,733.36
  6. Step 6: Final answer
    x = 51,342.50

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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.