Home / 195,530.80-293,879.40-192,031.60

Finding the Fourth Proportional to 195,530.80, 293,879.40 and 192,031.60

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Solution

The fourth proportional to 195,530.80, 293,879.40 and 192,031.60 is: 288,620.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,530.80 : 293,879.40 = 192,031.60 : x
  2. Step 2: Convert to fraction form
    195,530.80/293,879.40 = 192,031.60/x
  3. Step 3: Cross multiply
    195,530.80x = 293,879.40 × 192,031.60
  4. Step 4: Simplify right side
    195,530.80x = 56,434,131,389.04
  5. Step 5: Solve for x
    x = 56,434,131,389.04/195,530.80
  6. Step 6: Final answer
    x = 288,620.16

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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.