Home / 89,386.98-123,347.97-49,102.44

Finding the Fourth Proportional to 89,386.98, 123,347.97 and 49,102.44

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Solution

The fourth proportional to 89,386.98, 123,347.97 and 49,102.44 is: 67,758.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,386.98 : 123,347.97 = 49,102.44 : x
  2. Step 2: Convert to fraction form
    89,386.98/123,347.97 = 49,102.44/x
  3. Step 3: Cross multiply
    89,386.98x = 123,347.97 × 49,102.44
  4. Step 4: Simplify right side
    89,386.98x = 6,056,686,296.05
  5. Step 5: Solve for x
    x = 6,056,686,296.05/89,386.98
  6. Step 6: Final answer
    x = 67,758.04

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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.