Home / 262,372.30-393,557.11-102,464.47

Finding the Fourth Proportional to 262,372.30, 393,557.11 and 102,464.47

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Solution

The fourth proportional to 262,372.30, 393,557.11 and 102,464.47 is: 153,696.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,372.30 : 393,557.11 = 102,464.47 : x
  2. Step 2: Convert to fraction form
    262,372.30/393,557.11 = 102,464.47/x
  3. Step 3: Cross multiply
    262,372.30x = 393,557.11 × 102,464.47
  4. Step 4: Simplify right side
    262,372.30x = 40,325,620,690.88
  5. Step 5: Solve for x
    x = 40,325,620,690.88/262,372.30
  6. Step 6: Final answer
    x = 153,696.18

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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.