Home / 262,283.38-362,081.78-171,778.02

Finding the Fourth Proportional to 262,283.38, 362,081.78 and 171,778.02

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Solution

The fourth proportional to 262,283.38, 362,081.78 and 171,778.02 is: 237,139.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,283.38 : 362,081.78 = 171,778.02 : x
  2. Step 2: Convert to fraction form
    262,283.38/362,081.78 = 171,778.02/x
  3. Step 3: Cross multiply
    262,283.38x = 362,081.78 × 171,778.02
  4. Step 4: Simplify right side
    262,283.38x = 62,197,691,246.48
  5. Step 5: Solve for x
    x = 62,197,691,246.48/262,283.38
  6. Step 6: Final answer
    x = 237,139.28

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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.