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Finding the Fourth Proportional to 100,437.99, 150,665.85 and 37,258.83

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Solution

The fourth proportional to 100,437.99, 150,665.85 and 37,258.83 is: 55,891.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,437.99 : 150,665.85 = 37,258.83 : x
  2. Step 2: Convert to fraction form
    100,437.99/150,665.85 = 37,258.83/x
  3. Step 3: Cross multiply
    100,437.99x = 150,665.85 × 37,258.83
  4. Step 4: Simplify right side
    100,437.99x = 5,613,633,291.96
  5. Step 5: Solve for x
    x = 5,613,633,291.96/100,437.99
  6. Step 6: Final answer
    x = 55,891.53

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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.