Home / 195,803.20-293,121.60-116,876.80

Finding the Fourth Proportional to 195,803.20, 293,121.60 and 116,876.80

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Solution

The fourth proportional to 195,803.20, 293,121.60 and 116,876.80 is: 174,967.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,803.20 : 293,121.60 = 116,876.80 : x
  2. Step 2: Convert to fraction form
    195,803.20/293,121.60 = 116,876.80/x
  3. Step 3: Cross multiply
    195,803.20x = 293,121.60 × 116,876.80
  4. Step 4: Simplify right side
    195,803.20x = 34,259,114,618.88
  5. Step 5: Solve for x
    x = 34,259,114,618.88/195,803.20
  6. Step 6: Final answer
    x = 174,967.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.