Home / 123,837.17-185,755.76-48,992.55

Finding the Fourth Proportional to 123,837.17, 185,755.76 and 48,992.55

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Solution

The fourth proportional to 123,837.17, 185,755.76 and 48,992.55 is: 73,488.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,837.17 : 185,755.76 = 48,992.55 : x
  2. Step 2: Convert to fraction form
    123,837.17/185,755.76 = 48,992.55/x
  3. Step 3: Cross multiply
    123,837.17x = 185,755.76 × 48,992.55
  4. Step 4: Simplify right side
    123,837.17x = 9,100,648,114.63
  5. Step 5: Solve for x
    x = 9,100,648,114.63/123,837.17
  6. Step 6: Final answer
    x = 73,488.83

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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.