Home / 89,879.86-124,032.09-49,593.63

Finding the Fourth Proportional to 89,879.86, 124,032.09 and 49,593.63

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Solution

The fourth proportional to 89,879.86, 124,032.09 and 49,593.63 is: 68,438.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,879.86 : 124,032.09 = 49,593.63 : x
  2. Step 2: Convert to fraction form
    89,879.86/124,032.09 = 49,593.63/x
  3. Step 3: Cross multiply
    89,879.86x = 124,032.09 × 49,593.63
  4. Step 4: Simplify right side
    89,879.86x = 6,151,202,230.68
  5. Step 5: Solve for x
    x = 6,151,202,230.68/89,879.86
  6. Step 6: Final answer
    x = 68,438.05

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1.5x scale

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.