Home / 87,960.25-121,392.83-48,223.93

Finding the Fourth Proportional to 87,960.25, 121,392.83 and 48,223.93

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Solution

The fourth proportional to 87,960.25, 121,392.83 and 48,223.93 is: 66,553.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,960.25 : 121,392.83 = 48,223.93 : x
  2. Step 2: Convert to fraction form
    87,960.25/121,392.83 = 48,223.93/x
  3. Step 3: Cross multiply
    87,960.25x = 121,392.83 × 48,223.93
  4. Step 4: Simplify right side
    87,960.25x = 5,854,039,095.30
  5. Step 5: Solve for x
    x = 5,854,039,095.30/87,960.25
  6. Step 6: Final answer
    x = 66,553.23

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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.