Home / 181,356.46-250,277.99-100,787.38

Finding the Fourth Proportional to 181,356.46, 250,277.99 and 100,787.38

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Solution

The fourth proportional to 181,356.46, 250,277.99 and 100,787.38 is: 139,089.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,356.46 : 250,277.99 = 100,787.38 : x
  2. Step 2: Convert to fraction form
    181,356.46/250,277.99 = 100,787.38/x
  3. Step 3: Cross multiply
    181,356.46x = 250,277.99 × 100,787.38
  4. Step 4: Simplify right side
    181,356.46x = 25,224,862,883.77
  5. Step 5: Solve for x
    x = 25,224,862,883.77/181,356.46
  6. Step 6: Final answer
    x = 139,089.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.