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Finding the Fourth Proportional to 79,442.56, 119,106.10 and 37,300.94

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Solution

The fourth proportional to 79,442.56, 119,106.10 and 37,300.94 is: 55,924.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,442.56 : 119,106.10 = 37,300.94 : x
  2. Step 2: Convert to fraction form
    79,442.56/119,106.10 = 37,300.94/x
  3. Step 3: Cross multiply
    79,442.56x = 119,106.10 × 37,300.94
  4. Step 4: Simplify right side
    79,442.56x = 4,442,769,177.66
  5. Step 5: Solve for x
    x = 4,442,769,177.66/79,442.56
  6. Step 6: Final answer
    x = 55,924.30

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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.