Home / 115,279.24-172,877.24-48,724.52

Finding the Fourth Proportional to 115,279.24, 172,877.24 and 48,724.52

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Solution

The fourth proportional to 115,279.24, 172,877.24 and 48,724.52 is: 73,069.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,279.24 : 172,877.24 = 48,724.52 : x
  2. Step 2: Convert to fraction form
    115,279.24/172,877.24 = 48,724.52/x
  3. Step 3: Cross multiply
    115,279.24x = 172,877.24 × 48,724.52
  4. Step 4: Simplify right side
    115,279.24x = 8,423,360,537.92
  5. Step 5: Solve for x
    x = 8,423,360,537.92/115,279.24
  6. Step 6: Final answer
    x = 73,069.19

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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.