Home / 147,844.89-204,026.03-79,861.87

Finding the Fourth Proportional to 147,844.89, 204,026.03 and 79,861.87

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Solution

The fourth proportional to 147,844.89, 204,026.03 and 79,861.87 is: 110,209.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,844.89 : 204,026.03 = 79,861.87 : x
  2. Step 2: Convert to fraction form
    147,844.89/204,026.03 = 79,861.87/x
  3. Step 3: Cross multiply
    147,844.89x = 204,026.03 × 79,861.87
  4. Step 4: Simplify right side
    147,844.89x = 16,293,899,974.07
  5. Step 5: Solve for x
    x = 16,293,899,974.07/147,844.89
  6. Step 6: Final answer
    x = 110,209.42

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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.