Home / 83,734.63-115,553.39-45,493.92

Finding the Fourth Proportional to 83,734.63, 115,553.39 and 45,493.92

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Solution

The fourth proportional to 83,734.63, 115,553.39 and 45,493.92 is: 62,781.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,734.63 : 115,553.39 = 45,493.92 : x
  2. Step 2: Convert to fraction form
    83,734.63/115,553.39 = 45,493.92/x
  3. Step 3: Cross multiply
    83,734.63x = 115,553.39 × 45,493.92
  4. Step 4: Simplify right side
    83,734.63x = 5,256,976,452.92
  5. Step 5: Solve for x
    x = 5,256,976,452.92/83,734.63
  6. Step 6: Final answer
    x = 62,781.39

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1.5x scale

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.