Home / 175,401.92-263,168.76-105,331.52

Finding the Fourth Proportional to 175,401.92, 263,168.76 and 105,331.52

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Solution

The fourth proportional to 175,401.92, 263,168.76 and 105,331.52 is: 158,036.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,401.92 : 263,168.76 = 105,331.52 : x
  2. Step 2: Convert to fraction form
    175,401.92/263,168.76 = 105,331.52/x
  3. Step 3: Cross multiply
    175,401.92x = 263,168.76 × 105,331.52
  4. Step 4: Simplify right side
    175,401.92x = 27,719,965,507.32
  5. Step 5: Solve for x
    x = 27,719,965,507.32/175,401.92
  6. Step 6: Final answer
    x = 158,036.84

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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.