Home / 63,747.40-87,969.64-35,067.04

Finding the Fourth Proportional to 63,747.40, 87,969.64 and 35,067.04

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Solution

The fourth proportional to 63,747.40, 87,969.64 and 35,067.04 is: 48,391.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,747.40 : 87,969.64 = 35,067.04 : x
  2. Step 2: Convert to fraction form
    63,747.40/87,969.64 = 35,067.04/x
  3. Step 3: Cross multiply
    63,747.40x = 87,969.64 × 35,067.04
  4. Step 4: Simplify right side
    63,747.40x = 3,084,834,884.67
  5. Step 5: Solve for x
    x = 3,084,834,884.67/63,747.40
  6. Step 6: Final answer
    x = 48,391.54

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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.