Home / 66,254.39-91,433.46-37,965.54

Finding the Fourth Proportional to 66,254.39, 91,433.46 and 37,965.54

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Solution

The fourth proportional to 66,254.39, 91,433.46 and 37,965.54 is: 52,393.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,254.39 : 91,433.46 = 37,965.54 : x
  2. Step 2: Convert to fraction form
    66,254.39/91,433.46 = 37,965.54/x
  3. Step 3: Cross multiply
    66,254.39x = 91,433.46 × 37,965.54
  4. Step 4: Simplify right side
    66,254.39x = 3,471,320,682.97
  5. Step 5: Solve for x
    x = 3,471,320,682.97/66,254.39
  6. Step 6: Final answer
    x = 52,393.82

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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.