Home / 89,518.56-123,538.19-49,234.91

Finding the Fourth Proportional to 89,518.56, 123,538.19 and 49,234.91

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Solution

The fourth proportional to 89,518.56, 123,538.19 and 49,234.91 is: 67,945.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,518.56 : 123,538.19 = 49,234.91 : x
  2. Step 2: Convert to fraction form
    89,518.56/123,538.19 = 49,234.91/x
  3. Step 3: Cross multiply
    89,518.56x = 123,538.19 × 49,234.91
  4. Step 4: Simplify right side
    89,518.56x = 6,082,391,666.21
  5. Step 5: Solve for x
    x = 6,082,391,666.21/89,518.56
  6. Step 6: Final answer
    x = 67,945.60

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1.5x scale

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.