Home / 68,883.56-103,226.66-39,240.18

Finding the Fourth Proportional to 68,883.56, 103,226.66 and 39,240.18

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Solution

The fourth proportional to 68,883.56, 103,226.66 and 39,240.18 is: 58,804.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,883.56 : 103,226.66 = 39,240.18 : x
  2. Step 2: Convert to fraction form
    68,883.56/103,226.66 = 39,240.18/x
  3. Step 3: Cross multiply
    68,883.56x = 103,226.66 × 39,240.18
  4. Step 4: Simplify right side
    68,883.56x = 4,050,632,719.20
  5. Step 5: Solve for x
    x = 4,050,632,719.20/68,883.56
  6. Step 6: Final answer
    x = 58,804.06

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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.