Home / 68,183.17-94,091.03-66,171.13

Finding the Fourth Proportional to 68,183.17, 94,091.03 and 66,171.13

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Solution

The fourth proportional to 68,183.17, 94,091.03 and 66,171.13 is: 91,314.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,183.17 : 94,091.03 = 66,171.13 : x
  2. Step 2: Convert to fraction form
    68,183.17/94,091.03 = 66,171.13/x
  3. Step 3: Cross multiply
    68,183.17x = 94,091.03 × 66,171.13
  4. Step 4: Simplify right side
    68,183.17x = 6,226,109,447.11
  5. Step 5: Solve for x
    x = 6,226,109,447.11/68,183.17
  6. Step 6: Final answer
    x = 91,314.46

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Half scale
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Double scale
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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.