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Finding the Fourth Proportional to 62,355.84, 86,048.52 and 34,061.70

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Solution

The fourth proportional to 62,355.84, 86,048.52 and 34,061.70 is: 47,003.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,355.84 : 86,048.52 = 34,061.70 : x
  2. Step 2: Convert to fraction form
    62,355.84/86,048.52 = 34,061.70/x
  3. Step 3: Cross multiply
    62,355.84x = 86,048.52 × 34,061.70
  4. Step 4: Simplify right side
    62,355.84x = 2,930,958,873.68
  5. Step 5: Solve for x
    x = 2,930,958,873.68/62,355.84
  6. Step 6: Final answer
    x = 47,003.76

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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.