Home / 83,736.18-125,604.27-39,330.36

Finding the Fourth Proportional to 83,736.18, 125,604.27 and 39,330.36

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Solution

The fourth proportional to 83,736.18, 125,604.27 and 39,330.36 is: 58,995.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,736.18 : 125,604.27 = 39,330.36 : x
  2. Step 2: Convert to fraction form
    83,736.18/125,604.27 = 39,330.36/x
  3. Step 3: Cross multiply
    83,736.18x = 125,604.27 × 39,330.36
  4. Step 4: Simplify right side
    83,736.18x = 4,940,061,156.64
  5. Step 5: Solve for x
    x = 4,940,061,156.64/83,736.18
  6. Step 6: Final answer
    x = 58,995.54

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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.