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Finding the Fourth Proportional to 101,305.98, 151,959.02 and 26,426.03

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Solution

The fourth proportional to 101,305.98, 151,959.02 and 26,426.03 is: 39,639.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,305.98 : 151,959.02 = 26,426.03 : x
  2. Step 2: Convert to fraction form
    101,305.98/151,959.02 = 26,426.03/x
  3. Step 3: Cross multiply
    101,305.98x = 151,959.02 × 26,426.03
  4. Step 4: Simplify right side
    101,305.98x = 4,015,672,729.37
  5. Step 5: Solve for x
    x = 4,015,672,729.37/101,305.98
  6. Step 6: Final answer
    x = 39,639.05

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.