Home / 47,175.40-70,742.94-15,996.52

Finding the Fourth Proportional to 47,175.40, 70,742.94 and 15,996.52

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Solution

The fourth proportional to 47,175.40, 70,742.94 and 15,996.52 is: 23,987.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,175.40 : 70,742.94 = 15,996.52 : x
  2. Step 2: Convert to fraction form
    47,175.40/70,742.94 = 15,996.52/x
  3. Step 3: Cross multiply
    47,175.40x = 70,742.94 × 15,996.52
  4. Step 4: Simplify right side
    47,175.40x = 1,131,640,854.57
  5. Step 5: Solve for x
    x = 1,131,640,854.57/47,175.40
  6. Step 6: Final answer
    x = 23,987.94

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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.