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Finding the Fourth Proportional to 62,459.69, 86,205.26 and 60,383.71

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Solution

The fourth proportional to 62,459.69, 86,205.26 and 60,383.71 is: 83,340.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,459.69 : 86,205.26 = 60,383.71 : x
  2. Step 2: Convert to fraction form
    62,459.69/86,205.26 = 60,383.71/x
  3. Step 3: Cross multiply
    62,459.69x = 86,205.26 × 60,383.71
  4. Step 4: Simplify right side
    62,459.69x = 5,205,393,355.76
  5. Step 5: Solve for x
    x = 5,205,393,355.76/62,459.69
  6. Step 6: Final answer
    x = 83,340.04

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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.