Home / 66,396.57-91,624.38-37,716.16

Finding the Fourth Proportional to 66,396.57, 91,624.38 and 37,716.16

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Solution

The fourth proportional to 66,396.57, 91,624.38 and 37,716.16 is: 52,046.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,396.57 : 91,624.38 = 37,716.16 : x
  2. Step 2: Convert to fraction form
    66,396.57/91,624.38 = 37,716.16/x
  3. Step 3: Cross multiply
    66,396.57x = 91,624.38 × 37,716.16
  4. Step 4: Simplify right side
    66,396.57x = 3,455,719,775.98
  5. Step 5: Solve for x
    x = 3,455,719,775.98/66,396.57
  6. Step 6: Final answer
    x = 52,046.66

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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.