Home / 47,102.85-65,001.20-25,881.66

Finding the Fourth Proportional to 47,102.85, 65,001.20 and 25,881.66

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Solution

The fourth proportional to 47,102.85, 65,001.20 and 25,881.66 is: 35,716.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,102.85 : 65,001.20 = 25,881.66 : x
  2. Step 2: Convert to fraction form
    47,102.85/65,001.20 = 25,881.66/x
  3. Step 3: Cross multiply
    47,102.85x = 65,001.20 × 25,881.66
  4. Step 4: Simplify right side
    47,102.85x = 1,682,338,795.49
  5. Step 5: Solve for x
    x = 1,682,338,795.49/47,102.85
  6. Step 6: Final answer
    x = 35,716.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.