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Finding the Fourth Proportional to 67,914.99, 101,872.04 and 36,947.07

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Solution

The fourth proportional to 67,914.99, 101,872.04 and 36,947.07 is: 55,420.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,914.99 : 101,872.04 = 36,947.07 : x
  2. Step 2: Convert to fraction form
    67,914.99/101,872.04 = 36,947.07/x
  3. Step 3: Cross multiply
    67,914.99x = 101,872.04 × 36,947.07
  4. Step 4: Simplify right side
    67,914.99x = 3,763,873,208.19
  5. Step 5: Solve for x
    x = 3,763,873,208.19/67,914.99
  6. Step 6: Final answer
    x = 55,420.36

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1.5x scale

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.