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Finding the Fourth Proportional to 88,608.99, 132,763.05 and 53,474.79

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Solution

The fourth proportional to 88,608.99, 132,763.05 and 53,474.79 is: 80,121.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,608.99 : 132,763.05 = 53,474.79 : x
  2. Step 2: Convert to fraction form
    88,608.99/132,763.05 = 53,474.79/x
  3. Step 3: Cross multiply
    88,608.99x = 132,763.05 × 53,474.79
  4. Step 4: Simplify right side
    88,608.99x = 7,099,476,218.51
  5. Step 5: Solve for x
    x = 7,099,476,218.51/88,608.99
  6. Step 6: Final answer
    x = 80,121.40

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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.