Home / 53,757.12-74,167.45-29,879.18

Finding the Fourth Proportional to 53,757.12, 74,167.45 and 29,879.18

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Solution

The fourth proportional to 53,757.12, 74,167.45 and 29,879.18 is: 41,223.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,757.12 : 74,167.45 = 29,879.18 : x
  2. Step 2: Convert to fraction form
    53,757.12/74,167.45 = 29,879.18/x
  3. Step 3: Cross multiply
    53,757.12x = 74,167.45 × 29,879.18
  4. Step 4: Simplify right side
    53,757.12x = 2,216,062,439.30
  5. Step 5: Solve for x
    x = 2,216,062,439.30/53,757.12
  6. Step 6: Final answer
    x = 41,223.61

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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.