Home / 115,027.83-172,559.16-36,134.64

Finding the Fourth Proportional to 115,027.83, 172,559.16 and 36,134.64

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Solution

The fourth proportional to 115,027.83, 172,559.16 and 36,134.64 is: 54,207.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,027.83 : 172,559.16 = 36,134.64 : x
  2. Step 2: Convert to fraction form
    115,027.83/172,559.16 = 36,134.64/x
  3. Step 3: Cross multiply
    115,027.83x = 172,559.16 × 36,134.64
  4. Step 4: Simplify right side
    115,027.83x = 6,235,363,125.30
  5. Step 5: Solve for x
    x = 6,235,363,125.30/115,027.83
  6. Step 6: Final answer
    x = 54,207.43

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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.