Home / 66,202.11-91,396.62-43,606.76

Finding the Fourth Proportional to 66,202.11, 91,396.62 and 43,606.76

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Solution

The fourth proportional to 66,202.11, 91,396.62 and 43,606.76 is: 60,202.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,202.11 : 91,396.62 = 43,606.76 : x
  2. Step 2: Convert to fraction form
    66,202.11/91,396.62 = 43,606.76/x
  3. Step 3: Cross multiply
    66,202.11x = 91,396.62 × 43,606.76
  4. Step 4: Simplify right side
    66,202.11x = 3,985,510,016.17
  5. Step 5: Solve for x
    x = 3,985,510,016.17/66,202.11
  6. Step 6: Final answer
    x = 60,202.16

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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.