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Finding the Fourth Proportional to 169,850.40, 234,406.62 and 101,869.98

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Solution

The fourth proportional to 169,850.40, 234,406.62 and 101,869.98 is: 140,588.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,850.40 : 234,406.62 = 101,869.98 : x
  2. Step 2: Convert to fraction form
    169,850.40/234,406.62 = 101,869.98/x
  3. Step 3: Cross multiply
    169,850.40x = 234,406.62 × 101,869.98
  4. Step 4: Simplify right side
    169,850.40x = 23,878,997,691.27
  5. Step 5: Solve for x
    x = 23,878,997,691.27/169,850.40
  6. Step 6: Final answer
    x = 140,588.41

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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.