Home / 49,723.20-68,643.42-38,367.21

Finding the Fourth Proportional to 49,723.20, 68,643.42 and 38,367.21

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Solution

The fourth proportional to 49,723.20, 68,643.42 and 38,367.21 is: 52,966.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,723.20 : 68,643.42 = 38,367.21 : x
  2. Step 2: Convert to fraction form
    49,723.20/68,643.42 = 38,367.21/x
  3. Step 3: Cross multiply
    49,723.20x = 68,643.42 × 38,367.21
  4. Step 4: Simplify right side
    49,723.20x = 2,633,656,510.26
  5. Step 5: Solve for x
    x = 2,633,656,510.26/49,723.20
  6. Step 6: Final answer
    x = 52,966.35

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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.