Home / 107,305.38-161,116.07-60,013.13

Finding the Fourth Proportional to 107,305.38, 161,116.07 and 60,013.13

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Solution

The fourth proportional to 107,305.38, 161,116.07 and 60,013.13 is: 90,108.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,305.38 : 161,116.07 = 60,013.13 : x
  2. Step 2: Convert to fraction form
    107,305.38/161,116.07 = 60,013.13/x
  3. Step 3: Cross multiply
    107,305.38x = 161,116.07 × 60,013.13
  4. Step 4: Simplify right side
    107,305.38x = 9,669,078,548.35
  5. Step 5: Solve for x
    x = 9,669,078,548.35/107,305.38
  6. Step 6: Final answer
    x = 90,108.05

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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.