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Finding the Fourth Proportional to 66,812.78, 100,201.66 and 24,704.93

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Solution

The fourth proportional to 66,812.78, 100,201.66 and 24,704.93 is: 37,050.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,812.78 : 100,201.66 = 24,704.93 : x
  2. Step 2: Convert to fraction form
    66,812.78/100,201.66 = 24,704.93/x
  3. Step 3: Cross multiply
    66,812.78x = 100,201.66 × 24,704.93
  4. Step 4: Simplify right side
    66,812.78x = 2,475,475,184.93
  5. Step 5: Solve for x
    x = 2,475,475,184.93/66,812.78
  6. Step 6: Final answer
    x = 37,050.92

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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.