Home / 89,521.72-123,541.95-49,237.52

Finding the Fourth Proportional to 89,521.72, 123,541.95 and 49,237.52

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Solution

The fourth proportional to 89,521.72, 123,541.95 and 49,237.52 is: 67,948.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,521.72 : 123,541.95 = 49,237.52 : x
  2. Step 2: Convert to fraction form
    89,521.72/123,541.95 = 49,237.52/x
  3. Step 3: Cross multiply
    89,521.72x = 123,541.95 × 49,237.52
  4. Step 4: Simplify right side
    89,521.72x = 6,082,899,233.96
  5. Step 5: Solve for x
    x = 6,082,899,233.96/89,521.72
  6. Step 6: Final answer
    x = 67,948.86

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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.