Home / 107,541.13-161,344.52-54,987.52

Finding the Fourth Proportional to 107,541.13, 161,344.52 and 54,987.52

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Solution

The fourth proportional to 107,541.13, 161,344.52 and 54,987.52 is: 82,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,541.13 : 161,344.52 = 54,987.52 : x
  2. Step 2: Convert to fraction form
    107,541.13/161,344.52 = 54,987.52/x
  3. Step 3: Cross multiply
    107,541.13x = 161,344.52 × 54,987.52
  4. Step 4: Simplify right side
    107,541.13x = 8,871,935,020.39
  5. Step 5: Solve for x
    x = 8,871,935,020.39/107,541.13
  6. Step 6: Final answer
    x = 82,498.06

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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.