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Finding the Fourth Proportional to 5,073.47, 7,001.35 and 2,835.32

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Solution

The fourth proportional to 5,073.47, 7,001.35 and 2,835.32 is: 3,912.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073.47 : 7,001.35 = 2,835.32 : x
  2. Step 2: Convert to fraction form
    5,073.47/7,001.35 = 2,835.32/x
  3. Step 3: Cross multiply
    5,073.47x = 7,001.35 × 2,835.32
  4. Step 4: Simplify right side
    5,073.47x = 19,851,067.68
  5. Step 5: Solve for x
    x = 19,851,067.68/5,073.47
  6. Step 6: Final answer
    x = 3,912.72

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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.