Home / 60,422.28-90,642.64-30,823.97

Finding the Fourth Proportional to 60,422.28, 90,642.64 and 30,823.97

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Solution

The fourth proportional to 60,422.28, 90,642.64 and 30,823.97 is: 46,240.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,422.28 : 90,642.64 = 30,823.97 : x
  2. Step 2: Convert to fraction form
    60,422.28/90,642.64 = 30,823.97/x
  3. Step 3: Cross multiply
    60,422.28x = 90,642.64 × 30,823.97
  4. Step 4: Simplify right side
    60,422.28x = 2,793,966,016.08
  5. Step 5: Solve for x
    x = 2,793,966,016.08/60,422.28
  6. Step 6: Final answer
    x = 46,240.66

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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.