Home / 66,190.16-91,305.73-41,946.66

Finding the Fourth Proportional to 66,190.16, 91,305.73 and 41,946.66

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Solution

The fourth proportional to 66,190.16, 91,305.73 and 41,946.66 is: 57,863.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,190.16 : 91,305.73 = 41,946.66 : x
  2. Step 2: Convert to fraction form
    66,190.16/91,305.73 = 41,946.66/x
  3. Step 3: Cross multiply
    66,190.16x = 91,305.73 × 41,946.66
  4. Step 4: Simplify right side
    66,190.16x = 3,829,970,464.80
  5. Step 5: Solve for x
    x = 3,829,970,464.80/66,190.16
  6. Step 6: Final answer
    x = 57,863.14

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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.