Home / 262,278.44-392,753.32-162,633.24

Finding the Fourth Proportional to 262,278.44, 392,753.32 and 162,633.24

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Solution

The fourth proportional to 262,278.44, 392,753.32 and 162,633.24 is: 243,537.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,278.44 : 392,753.32 = 162,633.24 : x
  2. Step 2: Convert to fraction form
    262,278.44/392,753.32 = 162,633.24/x
  3. Step 3: Cross multiply
    262,278.44x = 392,753.32 × 162,633.24
  4. Step 4: Simplify right side
    262,278.44x = 63,874,744,952.36
  5. Step 5: Solve for x
    x = 63,874,744,952.36/262,278.44
  6. Step 6: Final answer
    x = 243,537.92

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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.