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Finding the Fourth Proportional to 75,025.89, 112,569.89 and 32,884.20

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Solution

The fourth proportional to 75,025.89, 112,569.89 and 32,884.20 is: 49,339.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,025.89 : 112,569.89 = 32,884.20 : x
  2. Step 2: Convert to fraction form
    75,025.89/112,569.89 = 32,884.20/x
  3. Step 3: Cross multiply
    75,025.89x = 112,569.89 × 32,884.20
  4. Step 4: Simplify right side
    75,025.89x = 3,701,770,612.32
  5. Step 5: Solve for x
    x = 3,701,770,612.32/75,025.89
  6. Step 6: Final answer
    x = 49,339.91

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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.