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Finding the Fourth Proportional to 53,324.40, 80,051.40 and 27,015.60

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Solution

The fourth proportional to 53,324.40, 80,051.40 and 27,015.60 is: 40,556.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,324.40 : 80,051.40 = 27,015.60 : x
  2. Step 2: Convert to fraction form
    53,324.40/80,051.40 = 27,015.60/x
  3. Step 3: Cross multiply
    53,324.40x = 80,051.40 × 27,015.60
  4. Step 4: Simplify right side
    53,324.40x = 2,162,636,601.84
  5. Step 5: Solve for x
    x = 2,162,636,601.84/53,324.40
  6. Step 6: Final answer
    x = 40,556.23

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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.