Home / 89,174.96-123,061.44-48,889.01

Finding the Fourth Proportional to 89,174.96, 123,061.44 and 48,889.01

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Solution

The fourth proportional to 89,174.96, 123,061.44 and 48,889.01 is: 67,466.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,174.96 : 123,061.44 = 48,889.01 : x
  2. Step 2: Convert to fraction form
    89,174.96/123,061.44 = 48,889.01/x
  3. Step 3: Cross multiply
    89,174.96x = 123,061.44 × 48,889.01
  4. Step 4: Simplify right side
    89,174.96x = 6,016,351,390.24
  5. Step 5: Solve for x
    x = 6,016,351,390.24/89,174.96
  6. Step 6: Final answer
    x = 67,466.82

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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.