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Finding the Fourth Proportional to 33,632.60, 50,459.70 and 14,905.40

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Solution

The fourth proportional to 33,632.60, 50,459.70 and 14,905.40 is: 22,362.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,632.60 : 50,459.70 = 14,905.40 : x
  2. Step 2: Convert to fraction form
    33,632.60/50,459.70 = 14,905.40/x
  3. Step 3: Cross multiply
    33,632.60x = 50,459.70 × 14,905.40
  4. Step 4: Simplify right side
    33,632.60x = 752,122,012.38
  5. Step 5: Solve for x
    x = 752,122,012.38/33,632.60
  6. Step 6: Final answer
    x = 22,362.89

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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.