Home / 158,949.10-238,423.65-40,629.70

Finding the Fourth Proportional to 158,949.10, 238,423.65 and 40,629.70

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Solution

The fourth proportional to 158,949.10, 238,423.65 and 40,629.70 is: 60,944.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,949.10 : 238,423.65 = 40,629.70 : x
  2. Step 2: Convert to fraction form
    158,949.10/238,423.65 = 40,629.70/x
  3. Step 3: Cross multiply
    158,949.10x = 238,423.65 × 40,629.70
  4. Step 4: Simplify right side
    158,949.10x = 9,687,081,372.41
  5. Step 5: Solve for x
    x = 9,687,081,372.41/158,949.10
  6. Step 6: Final answer
    x = 60,944.55

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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.