Home / 49,479.40-74,120.28-29,747.26

Finding the Fourth Proportional to 49,479.40, 74,120.28 and 29,747.26

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Solution

The fourth proportional to 49,479.40, 74,120.28 and 29,747.26 is: 44,561.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,479.40 : 74,120.28 = 29,747.26 : x
  2. Step 2: Convert to fraction form
    49,479.40/74,120.28 = 29,747.26/x
  3. Step 3: Cross multiply
    49,479.40x = 74,120.28 × 29,747.26
  4. Step 4: Simplify right side
    49,479.40x = 2,204,875,240.43
  5. Step 5: Solve for x
    x = 2,204,875,240.43/49,479.40
  6. Step 6: Final answer
    x = 44,561.48

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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.