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Finding the Fourth Proportional to 100,023.36, 150,069.60 and 37,711.68

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Solution

The fourth proportional to 100,023.36, 150,069.60 and 37,711.68 is: 56,580.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,023.36 : 150,069.60 = 37,711.68 : x
  2. Step 2: Convert to fraction form
    100,023.36/150,069.60 = 37,711.68/x
  3. Step 3: Cross multiply
    100,023.36x = 150,069.60 × 37,711.68
  4. Step 4: Simplify right side
    100,023.36x = 5,659,376,732.93
  5. Step 5: Solve for x
    x = 5,659,376,732.93/100,023.36
  6. Step 6: Final answer
    x = 56,580.55

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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.