Home / 226,572.53-312,635.07-131,088.11

Finding the Fourth Proportional to 226,572.53, 312,635.07 and 131,088.11

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Solution

The fourth proportional to 226,572.53, 312,635.07 and 131,088.11 is: 180,881.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,572.53 : 312,635.07 = 131,088.11 : x
  2. Step 2: Convert to fraction form
    226,572.53/312,635.07 = 131,088.11/x
  3. Step 3: Cross multiply
    226,572.53x = 312,635.07 × 131,088.11
  4. Step 4: Simplify right side
    226,572.53x = 40,982,738,882.84
  5. Step 5: Solve for x
    x = 40,982,738,882.84/226,572.53
  6. Step 6: Final answer
    x = 180,881.33

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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.