Home / 66,183.62-91,333.60-37,889.52

Finding the Fourth Proportional to 66,183.62, 91,333.60 and 37,889.52

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Solution

The fourth proportional to 66,183.62, 91,333.60 and 37,889.52 is: 52,287.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,183.62 : 91,333.60 = 37,889.52 : x
  2. Step 2: Convert to fraction form
    66,183.62/91,333.60 = 37,889.52/x
  3. Step 3: Cross multiply
    66,183.62x = 91,333.60 × 37,889.52
  4. Step 4: Simplify right side
    66,183.62x = 3,460,586,263.87
  5. Step 5: Solve for x
    x = 3,460,586,263.87/66,183.62
  6. Step 6: Final answer
    x = 52,287.65

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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.