Home / 181,329.23-250,223.31-100,754.00

Finding the Fourth Proportional to 181,329.23, 250,223.31 and 100,754.00

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Solution

The fourth proportional to 181,329.23, 250,223.31 and 100,754.00 is: 139,034.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,329.23 : 250,223.31 = 100,754.00 : x
  2. Step 2: Convert to fraction form
    181,329.23/250,223.31 = 100,754.00/x
  3. Step 3: Cross multiply
    181,329.23x = 250,223.31 × 100,754.00
  4. Step 4: Simplify right side
    181,329.23x = 25,210,998,124.62
  5. Step 5: Solve for x
    x = 25,210,998,124.62/181,329.23
  6. Step 6: Final answer
    x = 139,034.39

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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.