Home / 87,843.06-121,191.93-50,095.44

Finding the Fourth Proportional to 87,843.06, 121,191.93 and 50,095.44

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Solution

The fourth proportional to 87,843.06, 121,191.93 and 50,095.44 is: 69,113.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,843.06 : 121,191.93 = 50,095.44 : x
  2. Step 2: Convert to fraction form
    87,843.06/121,191.93 = 50,095.44/x
  3. Step 3: Cross multiply
    87,843.06x = 121,191.93 × 50,095.44
  4. Step 4: Simplify right side
    87,843.06x = 6,071,163,057.80
  5. Step 5: Solve for x
    x = 6,071,163,057.80/87,843.06
  6. Step 6: Final answer
    x = 69,113.75

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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.