Home / 89,712.72-134,593.56-26,535.96

Finding the Fourth Proportional to 89,712.72, 134,593.56 and 26,535.96

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Solution

The fourth proportional to 89,712.72, 134,593.56 and 26,535.96 is: 39,811.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,712.72 : 134,593.56 = 26,535.96 : x
  2. Step 2: Convert to fraction form
    89,712.72/134,593.56 = 26,535.96/x
  3. Step 3: Cross multiply
    89,712.72x = 134,593.56 × 26,535.96
  4. Step 4: Simplify right side
    89,712.72x = 3,571,569,324.42
  5. Step 5: Solve for x
    x = 3,571,569,324.42/89,712.72
  6. Step 6: Final answer
    x = 39,811.18

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.