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Finding the Fourth Proportional to 36,506.70, 54,772.34 and 36,260.66

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Solution

The fourth proportional to 36,506.70, 54,772.34 and 36,260.66 is: 54,403.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,506.70 : 54,772.34 = 36,260.66 : x
  2. Step 2: Convert to fraction form
    36,506.70/54,772.34 = 36,260.66/x
  3. Step 3: Cross multiply
    36,506.70x = 54,772.34 × 36,260.66
  4. Step 4: Simplify right side
    36,506.70x = 1,986,081,153.77
  5. Step 5: Solve for x
    x = 1,986,081,153.77/36,506.70
  6. Step 6: Final answer
    x = 54,403.20

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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.