Home / 66,450.24-91,681.07-37,767.74

Finding the Fourth Proportional to 66,450.24, 91,681.07 and 37,767.74

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Solution

The fourth proportional to 66,450.24, 91,681.07 and 37,767.74 is: 52,107.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,450.24 : 91,681.07 = 37,767.74 : x
  2. Step 2: Convert to fraction form
    66,450.24/91,681.07 = 37,767.74/x
  3. Step 3: Cross multiply
    66,450.24x = 91,681.07 × 37,767.74
  4. Step 4: Simplify right side
    66,450.24x = 3,462,586,167.44
  5. Step 5: Solve for x
    x = 3,462,586,167.44/66,450.24
  6. Step 6: Final answer
    x = 52,107.96

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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.