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Finding the Fourth Proportional to 73,269.70, 110,034.15 and 56,670.10

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Solution

The fourth proportional to 73,269.70, 110,034.15 and 56,670.10 is: 85,105.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,269.70 : 110,034.15 = 56,670.10 : x
  2. Step 2: Convert to fraction form
    73,269.70/110,034.15 = 56,670.10/x
  3. Step 3: Cross multiply
    73,269.70x = 110,034.15 × 56,670.10
  4. Step 4: Simplify right side
    73,269.70x = 6,235,646,283.92
  5. Step 5: Solve for x
    x = 6,235,646,283.92/73,269.70
  6. Step 6: Final answer
    x = 85,105.39

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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.