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Finding the Fourth Proportional to 36,605.70, 54,908.55 and 14,411.70

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Solution

The fourth proportional to 36,605.70, 54,908.55 and 14,411.70 is: 21,617.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,605.70 : 54,908.55 = 14,411.70 : x
  2. Step 2: Convert to fraction form
    36,605.70/54,908.55 = 14,411.70/x
  3. Step 3: Cross multiply
    36,605.70x = 54,908.55 × 14,411.70
  4. Step 4: Simplify right side
    36,605.70x = 791,325,550.04
  5. Step 5: Solve for x
    x = 791,325,550.04/36,605.70
  6. Step 6: Final answer
    x = 21,617.55

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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.