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Finding the Fourth Proportional to 73,506.76, 110,161.14 and 40,176.76

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Solution

The fourth proportional to 73,506.76, 110,161.14 and 40,176.76 is: 60,211.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,506.76 : 110,161.14 = 40,176.76 : x
  2. Step 2: Convert to fraction form
    73,506.76/110,161.14 = 40,176.76/x
  3. Step 3: Cross multiply
    73,506.76x = 110,161.14 × 40,176.76
  4. Step 4: Simplify right side
    73,506.76x = 4,425,917,683.11
  5. Step 5: Solve for x
    x = 4,425,917,683.11/73,506.76
  6. Step 6: Final answer
    x = 60,211.03

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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.