Home / 181,815.56-272,554.96-92,872.90

Finding the Fourth Proportional to 181,815.56, 272,554.96 and 92,872.90

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Solution

The fourth proportional to 181,815.56, 272,554.96 and 92,872.90 is: 139,223.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,815.56 : 272,554.96 = 92,872.90 : x
  2. Step 2: Convert to fraction form
    181,815.56/272,554.96 = 92,872.90/x
  3. Step 3: Cross multiply
    181,815.56x = 272,554.96 × 92,872.90
  4. Step 4: Simplify right side
    181,815.56x = 25,312,969,544.58
  5. Step 5: Solve for x
    x = 25,312,969,544.58/181,815.56
  6. Step 6: Final answer
    x = 139,223.34

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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.