Home / 67,305.24-92,879.06-38,629.62

Finding the Fourth Proportional to 67,305.24, 92,879.06 and 38,629.62

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Solution

The fourth proportional to 67,305.24, 92,879.06 and 38,629.62 is: 53,307.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,305.24 : 92,879.06 = 38,629.62 : x
  2. Step 2: Convert to fraction form
    67,305.24/92,879.06 = 38,629.62/x
  3. Step 3: Cross multiply
    67,305.24x = 92,879.06 × 38,629.62
  4. Step 4: Simplify right side
    67,305.24x = 3,587,882,600.61
  5. Step 5: Solve for x
    x = 3,587,882,600.61/67,305.24
  6. Step 6: Final answer
    x = 53,307.63

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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.