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Finding the Fourth Proportional to 19,503.27, 26,914.42 and 10,550.79

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Solution

The fourth proportional to 19,503.27, 26,914.42 and 10,550.79 is: 14,560.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,503.27 : 26,914.42 = 10,550.79 : x
  2. Step 2: Convert to fraction form
    19,503.27/26,914.42 = 10,550.79/x
  3. Step 3: Cross multiply
    19,503.27x = 26,914.42 × 10,550.79
  4. Step 4: Simplify right side
    19,503.27x = 283,968,406.58
  5. Step 5: Solve for x
    x = 283,968,406.58/19,503.27
  6. Step 6: Final answer
    x = 14,560.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.