Home / 143,324.54-215,012.68-59,038.70

Finding the Fourth Proportional to 143,324.54, 215,012.68 and 59,038.70

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Solution

The fourth proportional to 143,324.54, 215,012.68 and 59,038.70 is: 88,568.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,324.54 : 215,012.68 = 59,038.70 : x
  2. Step 2: Convert to fraction form
    143,324.54/215,012.68 = 59,038.70/x
  3. Step 3: Cross multiply
    143,324.54x = 215,012.68 × 59,038.70
  4. Step 4: Simplify right side
    143,324.54x = 12,694,069,110.72
  5. Step 5: Solve for x
    x = 12,694,069,110.72/143,324.54
  6. Step 6: Final answer
    x = 88,568.71

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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.