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Finding the Fourth Proportional to 69,673.50, 96,151.19 and 37,842.39

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Solution

The fourth proportional to 69,673.50, 96,151.19 and 37,842.39 is: 52,223.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,673.50 : 96,151.19 = 37,842.39 : x
  2. Step 2: Convert to fraction form
    69,673.50/96,151.19 = 37,842.39/x
  3. Step 3: Cross multiply
    69,673.50x = 96,151.19 × 37,842.39
  4. Step 4: Simplify right side
    69,673.50x = 3,638,590,641.73
  5. Step 5: Solve for x
    x = 3,638,590,641.73/69,673.50
  6. Step 6: Final answer
    x = 52,223.45

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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.