Home / 71,021.68-106,496.07-37,759.84

Finding the Fourth Proportional to 71,021.68, 106,496.07 and 37,759.84

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Solution

The fourth proportional to 71,021.68, 106,496.07 and 37,759.84 is: 56,620.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,021.68 : 106,496.07 = 37,759.84 : x
  2. Step 2: Convert to fraction form
    71,021.68/106,496.07 = 37,759.84/x
  3. Step 3: Cross multiply
    71,021.68x = 106,496.07 × 37,759.84
  4. Step 4: Simplify right side
    71,021.68x = 4,021,274,563.83
  5. Step 5: Solve for x
    x = 4,021,274,563.83/71,021.68
  6. Step 6: Final answer
    x = 56,620.38

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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.