Home / 68,837.16-103,293.30-26,718.90

Finding the Fourth Proportional to 68,837.16, 103,293.30 and 26,718.90

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Solution

The fourth proportional to 68,837.16, 103,293.30 and 26,718.90 is: 40,092.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,837.16 : 103,293.30 = 26,718.90 : x
  2. Step 2: Convert to fraction form
    68,837.16/103,293.30 = 26,718.90/x
  3. Step 3: Cross multiply
    68,837.16x = 103,293.30 × 26,718.90
  4. Step 4: Simplify right side
    68,837.16x = 2,759,883,353.37
  5. Step 5: Solve for x
    x = 2,759,883,353.37/68,837.16
  6. Step 6: Final answer
    x = 40,092.93

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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.