Home / 89,239.54-123,148.42-48,952.94

Finding the Fourth Proportional to 89,239.54, 123,148.42 and 48,952.94

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Solution

The fourth proportional to 89,239.54, 123,148.42 and 48,952.94 is: 67,553.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,239.54 : 123,148.42 = 48,952.94 : x
  2. Step 2: Convert to fraction form
    89,239.54/123,148.42 = 48,952.94/x
  3. Step 3: Cross multiply
    89,239.54x = 123,148.42 × 48,952.94
  4. Step 4: Simplify right side
    89,239.54x = 6,028,477,215.35
  5. Step 5: Solve for x
    x = 6,028,477,215.35/89,239.54
  6. Step 6: Final answer
    x = 67,553.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.