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Finding the Fourth Proportional to 100,188.72, 150,293.12 and 37,025.44

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Solution

The fourth proportional to 100,188.72, 150,293.12 and 37,025.44 is: 55,541.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,188.72 : 150,293.12 = 37,025.44 : x
  2. Step 2: Convert to fraction form
    100,188.72/150,293.12 = 37,025.44/x
  3. Step 3: Cross multiply
    100,188.72x = 150,293.12 × 37,025.44
  4. Step 4: Simplify right side
    100,188.72x = 5,564,668,336.11
  5. Step 5: Solve for x
    x = 5,564,668,336.11/100,188.72
  6. Step 6: Final answer
    x = 55,541.86

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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.