Home / 101,581.12-152,469.96-49,027.60

Finding the Fourth Proportional to 101,581.12, 152,469.96 and 49,027.60

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Solution

The fourth proportional to 101,581.12, 152,469.96 and 49,027.60 is: 73,588.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,581.12 : 152,469.96 = 49,027.60 : x
  2. Step 2: Convert to fraction form
    101,581.12/152,469.96 = 49,027.60/x
  3. Step 3: Cross multiply
    101,581.12x = 152,469.96 × 49,027.60
  4. Step 4: Simplify right side
    101,581.12x = 7,475,236,210.90
  5. Step 5: Solve for x
    x = 7,475,236,210.90/101,581.12
  6. Step 6: Final answer
    x = 73,588.83

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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.