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Finding the Fourth Proportional to 66,667.41, 100,001.12 and 26,704.54

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Solution

The fourth proportional to 66,667.41, 100,001.12 and 26,704.54 is: 40,056.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,667.41 : 100,001.12 = 26,704.54 : x
  2. Step 2: Convert to fraction form
    66,667.41/100,001.12 = 26,704.54/x
  3. Step 3: Cross multiply
    66,667.41x = 100,001.12 × 26,704.54
  4. Step 4: Simplify right side
    66,667.41x = 2,670,483,909.08
  5. Step 5: Solve for x
    x = 2,670,483,909.08/66,667.41
  6. Step 6: Final answer
    x = 40,056.81

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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.