Home / 181,280.23-271,927.17-68,939.51

Finding the Fourth Proportional to 181,280.23, 271,927.17 and 68,939.51

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Solution

The fourth proportional to 181,280.23, 271,927.17 and 68,939.51 is: 103,411.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,280.23 : 271,927.17 = 68,939.51 : x
  2. Step 2: Convert to fraction form
    181,280.23/271,927.17 = 68,939.51/x
  3. Step 3: Cross multiply
    181,280.23x = 271,927.17 × 68,939.51
  4. Step 4: Simplify right side
    181,280.23x = 18,746,524,495.85
  5. Step 5: Solve for x
    x = 18,746,524,495.85/181,280.23
  6. Step 6: Final answer
    x = 103,411.85

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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.