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Finding the Fourth Proportional to 48,920.80, 73,332.60 and 22,579.60

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Solution

The fourth proportional to 48,920.80, 73,332.60 and 22,579.60 is: 33,846.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,920.80 : 73,332.60 = 22,579.60 : x
  2. Step 2: Convert to fraction form
    48,920.80/73,332.60 = 22,579.60/x
  3. Step 3: Cross multiply
    48,920.80x = 73,332.60 × 22,579.60
  4. Step 4: Simplify right side
    48,920.80x = 1,655,820,774.96
  5. Step 5: Solve for x
    x = 1,655,820,774.96/48,920.80
  6. Step 6: Final answer
    x = 33,846.97

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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.