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Finding the Fourth Proportional to 100,289.66, 150,444.48 and 37,126.68

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Solution

The fourth proportional to 100,289.66, 150,444.48 and 37,126.68 is: 55,693.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,289.66 : 150,444.48 = 37,126.68 : x
  2. Step 2: Convert to fraction form
    100,289.66/150,444.48 = 37,126.68/x
  3. Step 3: Cross multiply
    100,289.66x = 150,444.48 × 37,126.68
  4. Step 4: Simplify right side
    100,289.66x = 5,585,504,066.73
  5. Step 5: Solve for x
    x = 5,585,504,066.73/100,289.66
  6. Step 6: Final answer
    x = 55,693.72

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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.