Home / 66,082.20-91,193.52-35,867.53

Finding the Fourth Proportional to 66,082.20, 91,193.52 and 35,867.53

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Solution

The fourth proportional to 66,082.20, 91,193.52 and 35,867.53 is: 49,497.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,082.20 : 91,193.52 = 35,867.53 : x
  2. Step 2: Convert to fraction form
    66,082.20/91,193.52 = 35,867.53/x
  3. Step 3: Cross multiply
    66,082.20x = 91,193.52 × 35,867.53
  4. Step 4: Simplify right side
    66,082.20x = 3,270,886,314.41
  5. Step 5: Solve for x
    x = 3,270,886,314.41/66,082.20
  6. Step 6: Final answer
    x = 49,497.24

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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.