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Finding the Fourth Proportional to 181,571.49, 250,566.55 and 101,006.06

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Solution

The fourth proportional to 181,571.49, 250,566.55 and 101,006.06 is: 139,387.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,571.49 : 250,566.55 = 101,006.06 : x
  2. Step 2: Convert to fraction form
    181,571.49/250,566.55 = 101,006.06/x
  3. Step 3: Cross multiply
    181,571.49x = 250,566.55 × 101,006.06
  4. Step 4: Simplify right side
    181,571.49x = 25,308,738,477.95
  5. Step 5: Solve for x
    x = 25,308,738,477.95/181,571.49
  6. Step 6: Final answer
    x = 139,387.18

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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.