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Finding the Fourth Proportional to 67,803.75, 101,705.63 and 26,250.75

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Solution

The fourth proportional to 67,803.75, 101,705.63 and 26,250.75 is: 39,376.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,803.75 : 101,705.63 = 26,250.75 : x
  2. Step 2: Convert to fraction form
    67,803.75/101,705.63 = 26,250.75/x
  3. Step 3: Cross multiply
    67,803.75x = 101,705.63 × 26,250.75
  4. Step 4: Simplify right side
    67,803.75x = 2,669,848,935.47
  5. Step 5: Solve for x
    x = 2,669,848,935.47/67,803.75
  6. Step 6: Final answer
    x = 39,376.13

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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.