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Finding the Fourth Proportional to 110,086.80, 151,914.12 and 59,785.68

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Solution

The fourth proportional to 110,086.80, 151,914.12 and 59,785.68 is: 82,501.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,086.80 : 151,914.12 = 59,785.68 : x
  2. Step 2: Convert to fraction form
    110,086.80/151,914.12 = 59,785.68/x
  3. Step 3: Cross multiply
    110,086.80x = 151,914.12 × 59,785.68
  4. Step 4: Simplify right side
    110,086.80x = 9,082,288,965.80
  5. Step 5: Solve for x
    x = 9,082,288,965.80/110,086.80
  6. Step 6: Final answer
    x = 82,501.16

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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.