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Finding the Fourth Proportional to 133,620.60, 200,430.90 and 44,864.85

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Solution

The fourth proportional to 133,620.60, 200,430.90 and 44,864.85 is: 67,297.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,620.60 : 200,430.90 = 44,864.85 : x
  2. Step 2: Convert to fraction form
    133,620.60/200,430.90 = 44,864.85/x
  3. Step 3: Cross multiply
    133,620.60x = 200,430.90 × 44,864.85
  4. Step 4: Simplify right side
    133,620.60x = 8,992,302,263.87
  5. Step 5: Solve for x
    x = 8,992,302,263.87/133,620.60
  6. Step 6: Final answer
    x = 67,297.28

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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.