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Finding the Fourth Proportional to 54,369.60, 81,550.44 and 14,923.32

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Solution

The fourth proportional to 54,369.60, 81,550.44 and 14,923.32 is: 22,383.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,369.60 : 81,550.44 = 14,923.32 : x
  2. Step 2: Convert to fraction form
    54,369.60/81,550.44 = 14,923.32/x
  3. Step 3: Cross multiply
    54,369.60x = 81,550.44 × 14,923.32
  4. Step 4: Simplify right side
    54,369.60x = 1,217,003,312.26
  5. Step 5: Solve for x
    x = 1,217,003,312.26/54,369.60
  6. Step 6: Final answer
    x = 22,383.89

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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.