Home / 175,439.06-263,057.86-68,698.04

Finding the Fourth Proportional to 175,439.06, 263,057.86 and 68,698.04

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Solution

The fourth proportional to 175,439.06, 263,057.86 and 68,698.04 is: 103,007.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,439.06 : 263,057.86 = 68,698.04 : x
  2. Step 2: Convert to fraction form
    175,439.06/263,057.86 = 68,698.04/x
  3. Step 3: Cross multiply
    175,439.06x = 263,057.86 × 68,698.04
  4. Step 4: Simplify right side
    175,439.06x = 18,071,559,874.49
  5. Step 5: Solve for x
    x = 18,071,559,874.49/175,439.06
  6. Step 6: Final answer
    x = 103,007.62

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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.