Home / 89,580.06-123,623.42-49,296.74

Finding the Fourth Proportional to 89,580.06, 123,623.42 and 49,296.74

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Solution

The fourth proportional to 89,580.06, 123,623.42 and 49,296.74 is: 68,031.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,580.06 : 123,623.42 = 49,296.74 : x
  2. Step 2: Convert to fraction form
    89,580.06/123,623.42 = 49,296.74/x
  3. Step 3: Cross multiply
    89,580.06x = 123,623.42 × 49,296.74
  4. Step 4: Simplify right side
    89,580.06x = 6,094,230,729.05
  5. Step 5: Solve for x
    x = 6,094,230,729.05/89,580.06
  6. Step 6: Final answer
    x = 68,031.11

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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.