Home / 32,902.62-49,330.89-12,120.54

Finding the Fourth Proportional to 32,902.62, 49,330.89 and 12,120.54

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Solution

The fourth proportional to 32,902.62, 49,330.89 and 12,120.54 is: 18,172.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,902.62 : 49,330.89 = 12,120.54 : x
  2. Step 2: Convert to fraction form
    32,902.62/49,330.89 = 12,120.54/x
  3. Step 3: Cross multiply
    32,902.62x = 49,330.89 × 12,120.54
  4. Step 4: Simplify right side
    32,902.62x = 597,917,025.48
  5. Step 5: Solve for x
    x = 597,917,025.48/32,902.62
  6. Step 6: Final answer
    x = 18,172.32

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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.