Home / 96,238.94-144,280.34-40,121.12

Finding the Fourth Proportional to 96,238.94, 144,280.34 and 40,121.12

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Solution

The fourth proportional to 96,238.94, 144,280.34 and 40,121.12 is: 60,149.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,238.94 : 144,280.34 = 40,121.12 : x
  2. Step 2: Convert to fraction form
    96,238.94/144,280.34 = 40,121.12/x
  3. Step 3: Cross multiply
    96,238.94x = 144,280.34 × 40,121.12
  4. Step 4: Simplify right side
    96,238.94x = 5,788,689,145.33
  5. Step 5: Solve for x
    x = 5,788,689,145.33/96,238.94
  6. Step 6: Final answer
    x = 60,149.14

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1.5x scale

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.