Home / 62,760.12-94,151.66-20,642.55

Finding the Fourth Proportional to 62,760.12, 94,151.66 and 20,642.55

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Solution

The fourth proportional to 62,760.12, 94,151.66 and 20,642.55 is: 30,967.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,760.12 : 94,151.66 = 20,642.55 : x
  2. Step 2: Convert to fraction form
    62,760.12/94,151.66 = 20,642.55/x
  3. Step 3: Cross multiply
    62,760.12x = 94,151.66 × 20,642.55
  4. Step 4: Simplify right side
    62,760.12x = 1,943,530,245.92
  5. Step 5: Solve for x
    x = 1,943,530,245.92/62,760.12
  6. Step 6: Final answer
    x = 30,967.60

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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.