Home / 146,888.38-220,346.25-52,109.29

Finding the Fourth Proportional to 146,888.38, 220,346.25 and 52,109.29

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Solution

The fourth proportional to 146,888.38, 220,346.25 and 52,109.29 is: 78,168.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,888.38 : 220,346.25 = 52,109.29 : x
  2. Step 2: Convert to fraction form
    146,888.38/220,346.25 = 52,109.29/x
  3. Step 3: Cross multiply
    146,888.38x = 220,346.25 × 52,109.29
  4. Step 4: Simplify right side
    146,888.38x = 11,482,086,641.66
  5. Step 5: Solve for x
    x = 11,482,086,641.66/146,888.38
  6. Step 6: Final answer
    x = 78,168.79

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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.