Home / 107,713.36-161,594.61-32,840.20

Finding the Fourth Proportional to 107,713.36, 161,594.61 and 32,840.20

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Solution

The fourth proportional to 107,713.36, 161,594.61 and 32,840.20 is: 49,267.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,713.36 : 161,594.61 = 32,840.20 : x
  2. Step 2: Convert to fraction form
    107,713.36/161,594.61 = 32,840.20/x
  3. Step 3: Cross multiply
    107,713.36x = 161,594.61 × 32,840.20
  4. Step 4: Simplify right side
    107,713.36x = 5,306,799,311.32
  5. Step 5: Solve for x
    x = 5,306,799,311.32/107,713.36
  6. Step 6: Final answer
    x = 49,267.79

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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.