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Finding the Fourth Proportional to 181,808.64, 250,895.22 and 101,237.10

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Solution

The fourth proportional to 181,808.64, 250,895.22 and 101,237.10 is: 139,706.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,808.64 : 250,895.22 = 101,237.10 : x
  2. Step 2: Convert to fraction form
    181,808.64/250,895.22 = 101,237.10/x
  3. Step 3: Cross multiply
    181,808.64x = 250,895.22 × 101,237.10
  4. Step 4: Simplify right side
    181,808.64x = 25,399,904,476.66
  5. Step 5: Solve for x
    x = 25,399,904,476.66/181,808.64
  6. Step 6: Final answer
    x = 139,706.81

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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.