Home / 61,167.88-84,374.10-40,471.24

Finding the Fourth Proportional to 61,167.88, 84,374.10 and 40,471.24

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Solution

The fourth proportional to 61,167.88, 84,374.10 and 40,471.24 is: 55,825.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,167.88 : 84,374.10 = 40,471.24 : x
  2. Step 2: Convert to fraction form
    61,167.88/84,374.10 = 40,471.24/x
  3. Step 3: Cross multiply
    61,167.88x = 84,374.10 × 40,471.24
  4. Step 4: Simplify right side
    61,167.88x = 3,414,724,450.88
  5. Step 5: Solve for x
    x = 3,414,724,450.88/61,167.88
  6. Step 6: Final answer
    x = 55,825.45

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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.