Home / 60,705.14-91,046.68-16,321.54

Finding the Fourth Proportional to 60,705.14, 91,046.68 and 16,321.54

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Solution

The fourth proportional to 60,705.14, 91,046.68 and 16,321.54 is: 24,479.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,705.14 : 91,046.68 = 16,321.54 : x
  2. Step 2: Convert to fraction form
    60,705.14/91,046.68 = 16,321.54/x
  3. Step 3: Cross multiply
    60,705.14x = 91,046.68 × 16,321.54
  4. Step 4: Simplify right side
    60,705.14x = 1,486,022,029.49
  5. Step 5: Solve for x
    x = 1,486,022,029.49/60,705.14
  6. Step 6: Final answer
    x = 24,479.34

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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.