Home / 110,149.05-152,006.76-62,401.38

Finding the Fourth Proportional to 110,149.05, 152,006.76 and 62,401.38

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Solution

The fourth proportional to 110,149.05, 152,006.76 and 62,401.38 is: 86,114.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,149.05 : 152,006.76 = 62,401.38 : x
  2. Step 2: Convert to fraction form
    110,149.05/152,006.76 = 62,401.38/x
  3. Step 3: Cross multiply
    110,149.05x = 152,006.76 × 62,401.38
  4. Step 4: Simplify right side
    110,149.05x = 9,485,431,593.33
  5. Step 5: Solve for x
    x = 9,485,431,593.33/110,149.05
  6. Step 6: Final answer
    x = 86,114.51

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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.