Home / 66,248.37-91,422.68-37,954.17

Finding the Fourth Proportional to 66,248.37, 91,422.68 and 37,954.17

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Solution

The fourth proportional to 66,248.37, 91,422.68 and 37,954.17 is: 52,376.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,248.37 : 91,422.68 = 37,954.17 : x
  2. Step 2: Convert to fraction form
    66,248.37/91,422.68 = 37,954.17/x
  3. Step 3: Cross multiply
    66,248.37x = 91,422.68 × 37,954.17
  4. Step 4: Simplify right side
    66,248.37x = 3,469,871,938.58
  5. Step 5: Solve for x
    x = 3,469,871,938.58/66,248.37
  6. Step 6: Final answer
    x = 52,376.71

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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.