Home / 181,919.41-272,872.96-55,554.55

Finding the Fourth Proportional to 181,919.41, 272,872.96 and 55,554.55

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Solution

The fourth proportional to 181,919.41, 272,872.96 and 55,554.55 is: 83,329.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,919.41 : 272,872.96 = 55,554.55 : x
  2. Step 2: Convert to fraction form
    181,919.41/272,872.96 = 55,554.55/x
  3. Step 3: Cross multiply
    181,919.41x = 272,872.96 × 55,554.55
  4. Step 4: Simplify right side
    181,919.41x = 15,159,334,499.97
  5. Step 5: Solve for x
    x = 15,159,334,499.97/181,919.41
  6. Step 6: Final answer
    x = 83,329.95

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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.