Home / 83,504.16-115,240.50-49,532.76

Finding the Fourth Proportional to 83,504.16, 115,240.50 and 49,532.76

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Solution

The fourth proportional to 83,504.16, 115,240.50 and 49,532.76 is: 68,358.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,504.16 : 115,240.50 = 49,532.76 : x
  2. Step 2: Convert to fraction form
    83,504.16/115,240.50 = 49,532.76/x
  3. Step 3: Cross multiply
    83,504.16x = 115,240.50 × 49,532.76
  4. Step 4: Simplify right side
    83,504.16x = 5,708,180,028.78
  5. Step 5: Solve for x
    x = 5,708,180,028.78/83,504.16
  6. Step 6: Final answer
    x = 68,358.03

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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.