Home / 245,372.24-368,058.42-76,892.54

Finding the Fourth Proportional to 245,372.24, 368,058.42 and 76,892.54

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Solution

The fourth proportional to 245,372.24, 368,058.42 and 76,892.54 is: 115,338.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,372.24 : 368,058.42 = 76,892.54 : x
  2. Step 2: Convert to fraction form
    245,372.24/368,058.42 = 76,892.54/x
  3. Step 3: Cross multiply
    245,372.24x = 368,058.42 × 76,892.54
  4. Step 4: Simplify right side
    245,372.24x = 28,300,946,782.19
  5. Step 5: Solve for x
    x = 28,300,946,782.19/245,372.24
  6. Step 6: Final answer
    x = 115,338.83

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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.