Home / 262,422.20-362,177.35-147,723.05

Finding the Fourth Proportional to 262,422.20, 362,177.35 and 147,723.05

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Solution

The fourth proportional to 262,422.20, 362,177.35 and 147,723.05 is: 203,877.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,422.20 : 362,177.35 = 147,723.05 : x
  2. Step 2: Convert to fraction form
    262,422.20/362,177.35 = 147,723.05/x
  3. Step 3: Cross multiply
    262,422.20x = 362,177.35 × 147,723.05
  4. Step 4: Simplify right side
    262,422.20x = 53,501,940,972.03
  5. Step 5: Solve for x
    x = 53,501,940,972.03/262,422.20
  6. Step 6: Final answer
    x = 203,877.35

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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.