Home / 102,812.32-154,233.84-32,693.92

Finding the Fourth Proportional to 102,812.32, 154,233.84 and 32,693.92

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Solution

The fourth proportional to 102,812.32, 154,233.84 and 32,693.92 is: 49,045.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,812.32 : 154,233.84 = 32,693.92 : x
  2. Step 2: Convert to fraction form
    102,812.32/154,233.84 = 32,693.92/x
  3. Step 3: Cross multiply
    102,812.32x = 154,233.84 × 32,693.92
  4. Step 4: Simplify right side
    102,812.32x = 5,042,508,826.25
  5. Step 5: Solve for x
    x = 5,042,508,826.25/102,812.32
  6. Step 6: Final answer
    x = 49,045.76

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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.