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Finding the Fourth Proportional to 29,587.82, 40,830.98 and 16,159.08

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Solution

The fourth proportional to 29,587.82, 40,830.98 and 16,159.08 is: 22,299.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,587.82 : 40,830.98 = 16,159.08 : x
  2. Step 2: Convert to fraction form
    29,587.82/40,830.98 = 16,159.08/x
  3. Step 3: Cross multiply
    29,587.82x = 40,830.98 × 16,159.08
  4. Step 4: Simplify right side
    29,587.82x = 659,790,991.50
  5. Step 5: Solve for x
    x = 659,790,991.50/29,587.82
  6. Step 6: Final answer
    x = 22,299.41

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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.