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Finding the Fourth Proportional to 181,706.33, 250,752.20 and 101,133.87

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Solution

The fourth proportional to 181,706.33, 250,752.20 and 101,133.87 is: 139,563.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,706.33 : 250,752.20 = 101,133.87 : x
  2. Step 2: Convert to fraction form
    181,706.33/250,752.20 = 101,133.87/x
  3. Step 3: Cross multiply
    181,706.33x = 250,752.20 × 101,133.87
  4. Step 4: Simplify right side
    181,706.33x = 25,359,539,891.34
  5. Step 5: Solve for x
    x = 25,359,539,891.34/181,706.33
  6. Step 6: Final answer
    x = 139,563.33

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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.