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Finding the Fourth Proportional to 56,608.80, 84,913.20 and 32,032.80

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Solution

The fourth proportional to 56,608.80, 84,913.20 and 32,032.80 is: 48,049.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,608.80 : 84,913.20 = 32,032.80 : x
  2. Step 2: Convert to fraction form
    56,608.80/84,913.20 = 32,032.80/x
  3. Step 3: Cross multiply
    56,608.80x = 84,913.20 × 32,032.80
  4. Step 4: Simplify right side
    56,608.80x = 2,720,007,552.96
  5. Step 5: Solve for x
    x = 2,720,007,552.96/56,608.80
  6. Step 6: Final answer
    x = 48,049.20

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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.