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Finding the Fourth Proportional to 112,954.58, 169,428.98 and 29,849.30

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Solution

The fourth proportional to 112,954.58, 169,428.98 and 29,849.30 is: 44,773.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,954.58 : 169,428.98 = 29,849.30 : x
  2. Step 2: Convert to fraction form
    112,954.58/169,428.98 = 29,849.30/x
  3. Step 3: Cross multiply
    112,954.58x = 169,428.98 × 29,849.30
  4. Step 4: Simplify right side
    112,954.58x = 5,057,336,452.71
  5. Step 5: Solve for x
    x = 5,057,336,452.71/112,954.58
  6. Step 6: Final answer
    x = 44,773.19

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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.