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Finding the Fourth Proportional to 37,309.80, 55,965.18 and 11,014.92

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Solution

The fourth proportional to 37,309.80, 55,965.18 and 11,014.92 is: 16,522.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,309.80 : 55,965.18 = 11,014.92 : x
  2. Step 2: Convert to fraction form
    37,309.80/55,965.18 = 11,014.92/x
  3. Step 3: Cross multiply
    37,309.80x = 55,965.18 × 11,014.92
  4. Step 4: Simplify right side
    37,309.80x = 616,451,980.49
  5. Step 5: Solve for x
    x = 616,451,980.49/37,309.80
  6. Step 6: Final answer
    x = 16,522.52

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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.