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Finding the Fourth Proportional to 32,393.91, 48,590.86 and 18,533.19

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Solution

The fourth proportional to 32,393.91, 48,590.86 and 18,533.19 is: 27,799.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,393.91 : 48,590.86 = 18,533.19 : x
  2. Step 2: Convert to fraction form
    32,393.91/48,590.86 = 18,533.19/x
  3. Step 3: Cross multiply
    32,393.91x = 48,590.86 × 18,533.19
  4. Step 4: Simplify right side
    32,393.91x = 900,543,640.64
  5. Step 5: Solve for x
    x = 900,543,640.64/32,393.91
  6. Step 6: Final answer
    x = 27,799.78

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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.