Home / 66,276.72-91,462.26-36,062.25

Finding the Fourth Proportional to 66,276.72, 91,462.26 and 36,062.25

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Solution

The fourth proportional to 66,276.72, 91,462.26 and 36,062.25 is: 49,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,276.72 : 91,462.26 = 36,062.25 : x
  2. Step 2: Convert to fraction form
    66,276.72/91,462.26 = 36,062.25/x
  3. Step 3: Cross multiply
    66,276.72x = 91,462.26 × 36,062.25
  4. Step 4: Simplify right side
    66,276.72x = 3,298,334,885.69
  5. Step 5: Solve for x
    x = 3,298,334,885.69/66,276.72
  6. Step 6: Final answer
    x = 49,766.12

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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.