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Finding the Fourth Proportional to 37,197.20, 55,795.80 and 34,572.80

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Solution

The fourth proportional to 37,197.20, 55,795.80 and 34,572.80 is: 51,859.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,197.20 : 55,795.80 = 34,572.80 : x
  2. Step 2: Convert to fraction form
    37,197.20/55,795.80 = 34,572.80/x
  3. Step 3: Cross multiply
    37,197.20x = 55,795.80 × 34,572.80
  4. Step 4: Simplify right side
    37,197.20x = 1,929,017,034.24
  5. Step 5: Solve for x
    x = 1,929,017,034.24/37,197.20
  6. Step 6: Final answer
    x = 51,859.20

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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.