Home / 89,566.51-123,603.77-49,282.43

Finding the Fourth Proportional to 89,566.51, 123,603.77 and 49,282.43

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Solution

The fourth proportional to 89,566.51, 123,603.77 and 49,282.43 is: 68,010.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,566.51 : 123,603.77 = 49,282.43 : x
  2. Step 2: Convert to fraction form
    89,566.51/123,603.77 = 49,282.43/x
  3. Step 3: Cross multiply
    89,566.51x = 123,603.77 × 49,282.43
  4. Step 4: Simplify right side
    89,566.51x = 6,091,493,647.95
  5. Step 5: Solve for x
    x = 6,091,493,647.95/89,566.51
  6. Step 6: Final answer
    x = 68,010.84

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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.