Home / 62,416.20-86,128.19-35,557.11

Finding the Fourth Proportional to 62,416.20, 86,128.19 and 35,557.11

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Solution

The fourth proportional to 62,416.20, 86,128.19 and 35,557.11 is: 49,065.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,416.20 : 86,128.19 = 35,557.11 : x
  2. Step 2: Convert to fraction form
    62,416.20/86,128.19 = 35,557.11/x
  3. Step 3: Cross multiply
    62,416.20x = 86,128.19 × 35,557.11
  4. Step 4: Simplify right side
    62,416.20x = 3,062,469,348.15
  5. Step 5: Solve for x
    x = 3,062,469,348.15/62,416.20
  6. Step 6: Final answer
    x = 49,065.30

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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.