Home / 159,917.04-220,686.39-88,297.25

Finding the Fourth Proportional to 159,917.04, 220,686.39 and 88,297.25

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Solution

The fourth proportional to 159,917.04, 220,686.39 and 88,297.25 is: 121,850.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,917.04 : 220,686.39 = 88,297.25 : x
  2. Step 2: Convert to fraction form
    159,917.04/220,686.39 = 88,297.25/x
  3. Step 3: Cross multiply
    159,917.04x = 220,686.39 × 88,297.25
  4. Step 4: Simplify right side
    159,917.04x = 19,486,000,246.00
  5. Step 5: Solve for x
    x = 19,486,000,246.00/159,917.04
  6. Step 6: Final answer
    x = 121,850.68

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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.