Home / 66,206.20-91,354.42-37,524.22

Finding the Fourth Proportional to 66,206.20, 91,354.42 and 37,524.22

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Solution

The fourth proportional to 66,206.20, 91,354.42 and 37,524.22 is: 51,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,206.20 : 91,354.42 = 37,524.22 : x
  2. Step 2: Convert to fraction form
    66,206.20/91,354.42 = 37,524.22/x
  3. Step 3: Cross multiply
    66,206.20x = 91,354.42 × 37,524.22
  4. Step 4: Simplify right side
    66,206.20x = 3,428,003,354.05
  5. Step 5: Solve for x
    x = 3,428,003,354.05/66,206.20
  6. Step 6: Final answer
    x = 51,777.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.