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Finding the Fourth Proportional to 37,106.77, 55,660.77 and 10,812.96

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Solution

The fourth proportional to 37,106.77, 55,660.77 and 10,812.96 is: 16,219.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,106.77 : 55,660.77 = 10,812.96 : x
  2. Step 2: Convert to fraction form
    37,106.77/55,660.77 = 10,812.96/x
  3. Step 3: Cross multiply
    37,106.77x = 55,660.77 × 10,812.96
  4. Step 4: Simplify right side
    37,106.77x = 601,857,679.58
  5. Step 5: Solve for x
    x = 601,857,679.58/37,106.77
  6. Step 6: Final answer
    x = 16,219.62

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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.