Home / 115,520.72-173,287.24-36,641.03

Finding the Fourth Proportional to 115,520.72, 173,287.24 and 36,641.03

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Solution

The fourth proportional to 115,520.72, 173,287.24 and 36,641.03 is: 54,963.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,520.72 : 173,287.24 = 36,641.03 : x
  2. Step 2: Convert to fraction form
    115,520.72/173,287.24 = 36,641.03/x
  3. Step 3: Cross multiply
    115,520.72x = 173,287.24 × 36,641.03
  4. Step 4: Simplify right side
    115,520.72x = 6,349,422,001.42
  5. Step 5: Solve for x
    x = 6,349,422,001.42/115,520.72
  6. Step 6: Final answer
    x = 54,963.49

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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.