Home / 94,161.06-141,121.47-44,130.78

Finding the Fourth Proportional to 94,161.06, 141,121.47 and 44,130.78

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Solution

The fourth proportional to 94,161.06, 141,121.47 and 44,130.78 is: 66,139.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,161.06 : 141,121.47 = 44,130.78 : x
  2. Step 2: Convert to fraction form
    94,161.06/141,121.47 = 44,130.78/x
  3. Step 3: Cross multiply
    94,161.06x = 141,121.47 × 44,130.78
  4. Step 4: Simplify right side
    94,161.06x = 6,227,800,545.85
  5. Step 5: Solve for x
    x = 6,227,800,545.85/94,161.06
  6. Step 6: Final answer
    x = 66,139.87

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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.