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Finding the Fourth Proportional to 101,895.93, 140,616.39 and 59,446.26

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Solution

The fourth proportional to 101,895.93, 140,616.39 and 59,446.26 is: 82,035.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,895.93 : 140,616.39 = 59,446.26 : x
  2. Step 2: Convert to fraction form
    101,895.93/140,616.39 = 59,446.26/x
  3. Step 3: Cross multiply
    101,895.93x = 140,616.39 × 59,446.26
  4. Step 4: Simplify right side
    101,895.93x = 8,359,118,480.20
  5. Step 5: Solve for x
    x = 8,359,118,480.20/101,895.93
  6. Step 6: Final answer
    x = 82,035.84

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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.