Home / 195,808.20-293,843.48-125,736.72

Finding the Fourth Proportional to 195,808.20, 293,843.48 and 125,736.72

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Solution

The fourth proportional to 195,808.20, 293,843.48 and 125,736.72 is: 188,689.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,808.20 : 293,843.48 = 125,736.72 : x
  2. Step 2: Convert to fraction form
    195,808.20/293,843.48 = 125,736.72/x
  3. Step 3: Cross multiply
    195,808.20x = 293,843.48 × 125,736.72
  4. Step 4: Simplify right side
    195,808.20x = 36,946,915,368.59
  5. Step 5: Solve for x
    x = 36,946,915,368.59/195,808.20
  6. Step 6: Final answer
    x = 188,689.32

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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.