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Finding the Fourth Proportional to 49,216.80, 73,774.80 and 24,218.40

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Solution

The fourth proportional to 49,216.80, 73,774.80 and 24,218.40 is: 36,302.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,216.80 : 73,774.80 = 24,218.40 : x
  2. Step 2: Convert to fraction form
    49,216.80/73,774.80 = 24,218.40/x
  3. Step 3: Cross multiply
    49,216.80x = 73,774.80 × 24,218.40
  4. Step 4: Simplify right side
    49,216.80x = 1,786,707,616.32
  5. Step 5: Solve for x
    x = 1,786,707,616.32/49,216.80
  6. Step 6: Final answer
    x = 36,302.80

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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.