Home / 262,092.24-393,138.86-72,553.16

Finding the Fourth Proportional to 262,092.24, 393,138.86 and 72,553.16

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Solution

The fourth proportional to 262,092.24, 393,138.86 and 72,553.16 is: 108,829.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,092.24 : 393,138.86 = 72,553.16 : x
  2. Step 2: Convert to fraction form
    262,092.24/393,138.86 = 72,553.16/x
  3. Step 3: Cross multiply
    262,092.24x = 393,138.86 × 72,553.16
  4. Step 4: Simplify right side
    262,092.24x = 28,523,464,283.34
  5. Step 5: Solve for x
    x = 28,523,464,283.34/262,092.24
  6. Step 6: Final answer
    x = 108,829.87

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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.