Home / 68,734.98-103,036.86-29,237.76

Finding the Fourth Proportional to 68,734.98, 103,036.86 and 29,237.76

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Solution

The fourth proportional to 68,734.98, 103,036.86 and 29,237.76 is: 43,828.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,734.98 : 103,036.86 = 29,237.76 : x
  2. Step 2: Convert to fraction form
    68,734.98/103,036.86 = 29,237.76/x
  3. Step 3: Cross multiply
    68,734.98x = 103,036.86 × 29,237.76
  4. Step 4: Simplify right side
    68,734.98x = 3,012,566,983.83
  5. Step 5: Solve for x
    x = 3,012,566,983.83/68,734.98
  6. Step 6: Final answer
    x = 43,828.73

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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.