Home / 233,439.15-322,132.82-137,954.73

Finding the Fourth Proportional to 233,439.15, 322,132.82 and 137,954.73

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Solution

The fourth proportional to 233,439.15, 322,132.82 and 137,954.73 is: 190,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    233,439.15 : 322,132.82 = 137,954.73 : x
  2. Step 2: Convert to fraction form
    233,439.15/322,132.82 = 137,954.73/x
  3. Step 3: Cross multiply
    233,439.15x = 322,132.82 × 137,954.73
  4. Step 4: Simplify right side
    233,439.15x = 44,439,745,517.47
  5. Step 5: Solve for x
    x = 44,439,745,517.47/233,439.15
  6. Step 6: Final answer
    x = 190,369.72

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1.5x scale

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.