Home / 68,840.16-103,250.52-22,086.96

Finding the Fourth Proportional to 68,840.16, 103,250.52 and 22,086.96

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Solution

The fourth proportional to 68,840.16, 103,250.52 and 22,086.96 is: 33,127.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,840.16 : 103,250.52 = 22,086.96 : x
  2. Step 2: Convert to fraction form
    68,840.16/103,250.52 = 22,086.96/x
  3. Step 3: Cross multiply
    68,840.16x = 103,250.52 × 22,086.96
  4. Step 4: Simplify right side
    68,840.16x = 2,280,490,105.22
  5. Step 5: Solve for x
    x = 2,280,490,105.22/68,840.16
  6. Step 6: Final answer
    x = 33,127.32

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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.