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Finding the Fourth Proportional to 29,379.60, 44,068.50 and 7,193.04

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Solution

The fourth proportional to 29,379.60, 44,068.50 and 7,193.04 is: 10,789.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,379.60 : 44,068.50 = 7,193.04 : x
  2. Step 2: Convert to fraction form
    29,379.60/44,068.50 = 7,193.04/x
  3. Step 3: Cross multiply
    29,379.60x = 44,068.50 × 7,193.04
  4. Step 4: Simplify right side
    29,379.60x = 316,986,483.24
  5. Step 5: Solve for x
    x = 316,986,483.24/29,379.60
  6. Step 6: Final answer
    x = 10,789.34

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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.