Home / 40,939.70-61,373.55-27,749.30

Finding the Fourth Proportional to 40,939.70, 61,373.55 and 27,749.30

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Solution

The fourth proportional to 40,939.70, 61,373.55 and 27,749.30 is: 41,599.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,939.70 : 61,373.55 = 27,749.30 : x
  2. Step 2: Convert to fraction form
    40,939.70/61,373.55 = 27,749.30/x
  3. Step 3: Cross multiply
    40,939.70x = 61,373.55 × 27,749.30
  4. Step 4: Simplify right side
    40,939.70x = 1,703,073,051.02
  5. Step 5: Solve for x
    x = 1,703,073,051.02/40,939.70
  6. Step 6: Final answer
    x = 41,599.55

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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.