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Finding the Fourth Proportional to 30,737.82, 42,414.66 and 17,308.74

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Solution

The fourth proportional to 30,737.82, 42,414.66 and 17,308.74 is: 23,884.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,737.82 : 42,414.66 = 17,308.74 : x
  2. Step 2: Convert to fraction form
    30,737.82/42,414.66 = 17,308.74/x
  3. Step 3: Cross multiply
    30,737.82x = 42,414.66 × 17,308.74
  4. Step 4: Simplify right side
    30,737.82x = 734,144,322.13
  5. Step 5: Solve for x
    x = 734,144,322.13/30,737.82
  6. Step 6: Final answer
    x = 23,884.07

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.