Home / 181,975.32-272,778.30-69,626.70

Finding the Fourth Proportional to 181,975.32, 272,778.30 and 69,626.70

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Solution

The fourth proportional to 181,975.32, 272,778.30 and 69,626.70 is: 104,369.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,975.32 : 272,778.30 = 69,626.70 : x
  2. Step 2: Convert to fraction form
    181,975.32/272,778.30 = 69,626.70/x
  3. Step 3: Cross multiply
    181,975.32x = 272,778.30 × 69,626.70
  4. Step 4: Simplify right side
    181,975.32x = 18,992,652,860.61
  5. Step 5: Solve for x
    x = 18,992,652,860.61/181,975.32
  6. Step 6: Final answer
    x = 104,369.39

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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.