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Finding the Fourth Proportional to 92,799.71, 139,199.51 and 33,635.28

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Solution

The fourth proportional to 92,799.71, 139,199.51 and 33,635.28 is: 50,452.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,799.71 : 139,199.51 = 33,635.28 : x
  2. Step 2: Convert to fraction form
    92,799.71/139,199.51 = 33,635.28/x
  3. Step 3: Cross multiply
    92,799.71x = 139,199.51 × 33,635.28
  4. Step 4: Simplify right side
    92,799.71x = 4,682,014,326.54
  5. Step 5: Solve for x
    x = 4,682,014,326.54/92,799.71
  6. Step 6: Final answer
    x = 50,452.90

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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.