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Finding the Fourth Proportional to 67,607.75, 101,368.68 and 35,998.31

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Solution

The fourth proportional to 67,607.75, 101,368.68 and 35,998.31 is: 53,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,607.75 : 101,368.68 = 35,998.31 : x
  2. Step 2: Convert to fraction form
    67,607.75/101,368.68 = 35,998.31/x
  3. Step 3: Cross multiply
    67,607.75x = 101,368.68 × 35,998.31
  4. Step 4: Simplify right side
    67,607.75x = 3,649,100,660.09
  5. Step 5: Solve for x
    x = 3,649,100,660.09/67,607.75
  6. Step 6: Final answer
    x = 53,974.60

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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.