Home / 262,565.20-393,876.60-96,389.20

Finding the Fourth Proportional to 262,565.20, 393,876.60 and 96,389.20

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Solution

The fourth proportional to 262,565.20, 393,876.60 and 96,389.20 is: 144,594.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,565.20 : 393,876.60 = 96,389.20 : x
  2. Step 2: Convert to fraction form
    262,565.20/393,876.60 = 96,389.20/x
  3. Step 3: Cross multiply
    262,565.20x = 393,876.60 × 96,389.20
  4. Step 4: Simplify right side
    262,565.20x = 37,965,450,372.72
  5. Step 5: Solve for x
    x = 37,965,450,372.72/262,565.20
  6. Step 6: Final answer
    x = 144,594.37

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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.