Home / 124,724.23-172,119.39-67,363.57

Finding the Fourth Proportional to 124,724.23, 172,119.39 and 67,363.57

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Solution

The fourth proportional to 124,724.23, 172,119.39 and 67,363.57 is: 92,961.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,724.23 : 172,119.39 = 67,363.57 : x
  2. Step 2: Convert to fraction form
    124,724.23/172,119.39 = 67,363.57/x
  3. Step 3: Cross multiply
    124,724.23x = 172,119.39 × 67,363.57
  4. Step 4: Simplify right side
    124,724.23x = 11,594,576,576.62
  5. Step 5: Solve for x
    x = 11,594,576,576.62/124,724.23
  6. Step 6: Final answer
    x = 92,961.70

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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.