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Finding the Fourth Proportional to 36,365.60, 54,537.60 and 14,166.20

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Solution

The fourth proportional to 36,365.60, 54,537.60 and 14,166.20 is: 21,245.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,365.60 : 54,537.60 = 14,166.20 : x
  2. Step 2: Convert to fraction form
    36,365.60/54,537.60 = 14,166.20/x
  3. Step 3: Cross multiply
    36,365.60x = 54,537.60 × 14,166.20
  4. Step 4: Simplify right side
    36,365.60x = 772,590,549.12
  5. Step 5: Solve for x
    x = 772,590,549.12/36,365.60
  6. Step 6: Final answer
    x = 21,245.09

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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.