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Finding the Fourth Proportional to 36,762.98, 54,728.72 and 36,544.28

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Solution

The fourth proportional to 36,762.98, 54,728.72 and 36,544.28 is: 54,403.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,762.98 : 54,728.72 = 36,544.28 : x
  2. Step 2: Convert to fraction form
    36,762.98/54,728.72 = 36,544.28/x
  3. Step 3: Cross multiply
    36,762.98x = 54,728.72 × 36,544.28
  4. Step 4: Simplify right side
    36,762.98x = 2,000,021,348.40
  5. Step 5: Solve for x
    x = 2,000,021,348.40/36,762.98
  6. Step 6: Final answer
    x = 54,403.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.