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Finding the Fourth Proportional to 62,642.48, 93,984.20 and 23,202.48

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Solution

The fourth proportional to 62,642.48, 93,984.20 and 23,202.48 is: 34,811.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,642.48 : 93,984.20 = 23,202.48 : x
  2. Step 2: Convert to fraction form
    62,642.48/93,984.20 = 23,202.48/x
  3. Step 3: Cross multiply
    62,642.48x = 93,984.20 × 23,202.48
  4. Step 4: Simplify right side
    62,642.48x = 2,180,666,520.82
  5. Step 5: Solve for x
    x = 2,180,666,520.82/62,642.48
  6. Step 6: Final answer
    x = 34,811.31

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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.