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Finding the Fourth Proportional to 62,494.82, 93,752.00 and 20,365.12

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Solution

The fourth proportional to 62,494.82, 93,752.00 and 20,365.12 is: 30,550.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,494.82 : 93,752.00 = 20,365.12 : x
  2. Step 2: Convert to fraction form
    62,494.82/93,752.00 = 20,365.12/x
  3. Step 3: Cross multiply
    62,494.82x = 93,752.00 × 20,365.12
  4. Step 4: Simplify right side
    62,494.82x = 1,909,270,159.65
  5. Step 5: Solve for x
    x = 1,909,270,159.65/62,494.82
  6. Step 6: Final answer
    x = 30,550.86

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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.