Home / 247,632.06-371,375.38-105,475.84

Finding the Fourth Proportional to 247,632.06, 371,375.38 and 105,475.84

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Solution

The fourth proportional to 247,632.06, 371,375.38 and 105,475.84 is: 158,182.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,632.06 : 371,375.38 = 105,475.84 : x
  2. Step 2: Convert to fraction form
    247,632.06/371,375.38 = 105,475.84/x
  3. Step 3: Cross multiply
    247,632.06x = 371,375.38 × 105,475.84
  4. Step 4: Simplify right side
    247,632.06x = 39,171,130,160.82
  5. Step 5: Solve for x
    x = 39,171,130,160.82/247,632.06
  6. Step 6: Final answer
    x = 158,182.79

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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.