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Finding the Fourth Proportional to 60,884.80, 91,329.18 and 16,511.44

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Solution

The fourth proportional to 60,884.80, 91,329.18 and 16,511.44 is: 24,767.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,884.80 : 91,329.18 = 16,511.44 : x
  2. Step 2: Convert to fraction form
    60,884.80/91,329.18 = 16,511.44/x
  3. Step 3: Cross multiply
    60,884.80x = 91,329.18 × 16,511.44
  4. Step 4: Simplify right side
    60,884.80x = 1,507,976,275.82
  5. Step 5: Solve for x
    x = 1,507,976,275.82/60,884.80
  6. Step 6: Final answer
    x = 24,767.70

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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.