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Finding the Fourth Proportional to 32,617.62, 48,945.87 and 11,842.74

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Solution

The fourth proportional to 32,617.62, 48,945.87 and 11,842.74 is: 17,771.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,617.62 : 48,945.87 = 11,842.74 : x
  2. Step 2: Convert to fraction form
    32,617.62/48,945.87 = 11,842.74/x
  3. Step 3: Cross multiply
    32,617.62x = 48,945.87 × 11,842.74
  4. Step 4: Simplify right side
    32,617.62x = 579,653,212.48
  5. Step 5: Solve for x
    x = 579,653,212.48/32,617.62
  6. Step 6: Final answer
    x = 17,771.17

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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.