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Finding the Fourth Proportional to 37,099.69, 55,649.54 and 10,806.49

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Solution

The fourth proportional to 37,099.69, 55,649.54 and 10,806.49 is: 16,209.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,099.69 : 55,649.54 = 10,806.49 : x
  2. Step 2: Convert to fraction form
    37,099.69/55,649.54 = 10,806.49/x
  3. Step 3: Cross multiply
    37,099.69x = 55,649.54 × 10,806.49
  4. Step 4: Simplify right side
    37,099.69x = 601,376,197.51
  5. Step 5: Solve for x
    x = 601,376,197.51/37,099.69
  6. Step 6: Final answer
    x = 16,209.74

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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.