Home / 53,717.11-74,130.93-29,517.88

Finding the Fourth Proportional to 53,717.11, 74,130.93 and 29,517.88

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Solution

The fourth proportional to 53,717.11, 74,130.93 and 29,517.88 is: 40,735.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,717.11 : 74,130.93 = 29,517.88 : x
  2. Step 2: Convert to fraction form
    53,717.11/74,130.93 = 29,517.88/x
  3. Step 3: Cross multiply
    53,717.11x = 74,130.93 × 29,517.88
  4. Step 4: Simplify right side
    53,717.11x = 2,188,187,896.03
  5. Step 5: Solve for x
    x = 2,188,187,896.03/53,717.11
  6. Step 6: Final answer
    x = 40,735.40

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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.