Home / 87,895.92-121,298.04-48,151.92

Finding the Fourth Proportional to 87,895.92, 121,298.04 and 48,151.92

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Solution

The fourth proportional to 87,895.92, 121,298.04 and 48,151.92 is: 66,450.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,895.92 : 121,298.04 = 48,151.92 : x
  2. Step 2: Convert to fraction form
    87,895.92/121,298.04 = 48,151.92/x
  3. Step 3: Cross multiply
    87,895.92x = 121,298.04 × 48,151.92
  4. Step 4: Simplify right side
    87,895.92x = 5,840,733,518.24
  5. Step 5: Solve for x
    x = 5,840,733,518.24/87,895.92
  6. Step 6: Final answer
    x = 66,450.56

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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.