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Finding the Fourth Proportional to 73,569.96, 110,348.58 and 45,494.34

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Solution

The fourth proportional to 73,569.96, 110,348.58 and 45,494.34 is: 68,237.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,569.96 : 110,348.58 = 45,494.34 : x
  2. Step 2: Convert to fraction form
    73,569.96/110,348.58 = 45,494.34/x
  3. Step 3: Cross multiply
    73,569.96x = 110,348.58 × 45,494.34
  4. Step 4: Simplify right side
    73,569.96x = 5,020,235,817.04
  5. Step 5: Solve for x
    x = 5,020,235,817.04/73,569.96
  6. Step 6: Final answer
    x = 68,237.58

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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.