Home / 195,140.35-292,765.61-54,900.19

Finding the Fourth Proportional to 195,140.35, 292,765.61 and 54,900.19

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Solution

The fourth proportional to 195,140.35, 292,765.61 and 54,900.19 is: 82,365.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,140.35 : 292,765.61 = 54,900.19 : x
  2. Step 2: Convert to fraction form
    195,140.35/292,765.61 = 54,900.19/x
  3. Step 3: Cross multiply
    195,140.35x = 292,765.61 × 54,900.19
  4. Step 4: Simplify right side
    195,140.35x = 16,072,887,614.47
  5. Step 5: Solve for x
    x = 16,072,887,614.47/195,140.35
  6. Step 6: Final answer
    x = 82,365.78

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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.