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Finding the Fourth Proportional to 79,843.95, 119,765.93 and 37,710.18

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Solution

The fourth proportional to 79,843.95, 119,765.93 and 37,710.18 is: 56,565.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,843.95 : 119,765.93 = 37,710.18 : x
  2. Step 2: Convert to fraction form
    79,843.95/119,765.93 = 37,710.18/x
  3. Step 3: Cross multiply
    79,843.95x = 119,765.93 × 37,710.18
  4. Step 4: Simplify right side
    79,843.95x = 4,516,394,589.62
  5. Step 5: Solve for x
    x = 4,516,394,589.62/79,843.95
  6. Step 6: Final answer
    x = 56,565.27

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1.5x scale

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.