Home / 40,954.73-61,432.05-11,372.55

Finding the Fourth Proportional to 40,954.73, 61,432.05 and 11,372.55

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Solution

The fourth proportional to 40,954.73, 61,432.05 and 11,372.55 is: 17,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,954.73 : 61,432.05 = 11,372.55 : x
  2. Step 2: Convert to fraction form
    40,954.73/61,432.05 = 11,372.55/x
  3. Step 3: Cross multiply
    40,954.73x = 61,432.05 × 11,372.55
  4. Step 4: Simplify right side
    40,954.73x = 698,639,060.23
  5. Step 5: Solve for x
    x = 698,639,060.23/40,954.73
  6. Step 6: Final answer
    x = 17,058.81

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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.