Home / 111,001.75-166,502.67-37,129.75

Finding the Fourth Proportional to 111,001.75, 166,502.67 and 37,129.75

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Solution

The fourth proportional to 111,001.75, 166,502.67 and 37,129.75 is: 55,694.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,001.75 : 166,502.67 = 37,129.75 : x
  2. Step 2: Convert to fraction form
    111,001.75/166,502.67 = 37,129.75/x
  3. Step 3: Cross multiply
    111,001.75x = 166,502.67 × 37,129.75
  4. Step 4: Simplify right side
    111,001.75x = 6,182,202,511.43
  5. Step 5: Solve for x
    x = 6,182,202,511.43/111,001.75
  6. Step 6: Final answer
    x = 55,694.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.