Home / 103,792.44-143,233.56-58,470.60

Finding the Fourth Proportional to 103,792.44, 143,233.56 and 58,470.60

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Solution

The fourth proportional to 103,792.44, 143,233.56 and 58,470.60 is: 80,689.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,792.44 : 143,233.56 = 58,470.60 : x
  2. Step 2: Convert to fraction form
    103,792.44/143,233.56 = 58,470.60/x
  3. Step 3: Cross multiply
    103,792.44x = 143,233.56 × 58,470.60
  4. Step 4: Simplify right side
    103,792.44x = 8,374,952,193.34
  5. Step 5: Solve for x
    x = 8,374,952,193.34/103,792.44
  6. Step 6: Final answer
    x = 80,689.42

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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.