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Finding the Fourth Proportional to 30,895.34, 42,633.89 and 17,465.81

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Solution

The fourth proportional to 30,895.34, 42,633.89 and 17,465.81 is: 24,101.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,895.34 : 42,633.89 = 17,465.81 : x
  2. Step 2: Convert to fraction form
    30,895.34/42,633.89 = 17,465.81/x
  3. Step 3: Cross multiply
    30,895.34x = 42,633.89 × 17,465.81
  4. Step 4: Simplify right side
    30,895.34x = 744,635,422.30
  5. Step 5: Solve for x
    x = 744,635,422.30/30,895.34
  6. Step 6: Final answer
    x = 24,101.87

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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.