Home / 89,873.86-124,026.60-49,589.10

Finding the Fourth Proportional to 89,873.86, 124,026.60 and 49,589.10

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Solution

The fourth proportional to 89,873.86, 124,026.60 and 49,589.10 is: 68,433.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,873.86 : 124,026.60 = 49,589.10 : x
  2. Step 2: Convert to fraction form
    89,873.86/124,026.60 = 49,589.10/x
  3. Step 3: Cross multiply
    89,873.86x = 124,026.60 × 49,589.10
  4. Step 4: Simplify right side
    89,873.86x = 6,150,367,470.06
  5. Step 5: Solve for x
    x = 6,150,367,470.06/89,873.86
  6. Step 6: Final answer
    x = 68,433.33

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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.