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Finding the Fourth Proportional to 100,244.92, 150,371.52 and 56,152.68

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Solution

The fourth proportional to 100,244.92, 150,371.52 and 56,152.68 is: 84,231.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,244.92 : 150,371.52 = 56,152.68 : x
  2. Step 2: Convert to fraction form
    100,244.92/150,371.52 = 56,152.68/x
  3. Step 3: Cross multiply
    100,244.92x = 150,371.52 × 56,152.68
  4. Step 4: Simplify right side
    100,244.92x = 8,443,763,843.67
  5. Step 5: Solve for x
    x = 8,443,763,843.67/100,244.92
  6. Step 6: Final answer
    x = 84,231.34

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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.