Home / 83,936.35-115,829.34-45,695.18

Finding the Fourth Proportional to 83,936.35, 115,829.34 and 45,695.18

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Solution

The fourth proportional to 83,936.35, 115,829.34 and 45,695.18 is: 63,057.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,936.35 : 115,829.34 = 45,695.18 : x
  2. Step 2: Convert to fraction form
    83,936.35/115,829.34 = 45,695.18/x
  3. Step 3: Cross multiply
    83,936.35x = 115,829.34 × 45,695.18
  4. Step 4: Simplify right side
    83,936.35x = 5,292,842,540.58
  5. Step 5: Solve for x
    x = 5,292,842,540.58/83,936.35
  6. Step 6: Final answer
    x = 63,057.81

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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.