Home / 114,949.38-158,652.03-71,948.91

Finding the Fourth Proportional to 114,949.38, 158,652.03 and 71,948.91

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Solution

The fourth proportional to 114,949.38, 158,652.03 and 71,948.91 is: 99,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,949.38 : 158,652.03 = 71,948.91 : x
  2. Step 2: Convert to fraction form
    114,949.38/158,652.03 = 71,948.91/x
  3. Step 3: Cross multiply
    114,949.38x = 158,652.03 × 71,948.91
  4. Step 4: Simplify right side
    114,949.38x = 11,414,840,627.79
  5. Step 5: Solve for x
    x = 11,414,840,627.79/114,949.38
  6. Step 6: Final answer
    x = 99,303.19

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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.