Home / 83,717.60-125,428.78-44,187.64

Finding the Fourth Proportional to 83,717.60, 125,428.78 and 44,187.64

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Solution

The fourth proportional to 83,717.60, 125,428.78 and 44,187.64 is: 66,203.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,717.60 : 125,428.78 = 44,187.64 : x
  2. Step 2: Convert to fraction form
    83,717.60/125,428.78 = 44,187.64/x
  3. Step 3: Cross multiply
    83,717.60x = 125,428.78 × 44,187.64
  4. Step 4: Simplify right side
    83,717.60x = 5,542,401,776.28
  5. Step 5: Solve for x
    x = 5,542,401,776.28/83,717.60
  6. Step 6: Final answer
    x = 66,203.54

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1.5x scale

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.