Home / 49,713.71-68,589.47-28,199.91

Finding the Fourth Proportional to 49,713.71, 68,589.47 and 28,199.91

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Solution

The fourth proportional to 49,713.71, 68,589.47 and 28,199.91 is: 38,907.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,713.71 : 68,589.47 = 28,199.91 : x
  2. Step 2: Convert to fraction form
    49,713.71/68,589.47 = 28,199.91/x
  3. Step 3: Cross multiply
    49,713.71x = 68,589.47 × 28,199.91
  4. Step 4: Simplify right side
    49,713.71x = 1,934,216,951.45
  5. Step 5: Solve for x
    x = 1,934,216,951.45/49,713.71
  6. Step 6: Final answer
    x = 38,907.11

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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.