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Finding the Fourth Proportional to 48,704.79, 67,212.48 and 27,483.99

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Solution

The fourth proportional to 48,704.79, 67,212.48 and 27,483.99 is: 37,927.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,704.79 : 67,212.48 = 27,483.99 : x
  2. Step 2: Convert to fraction form
    48,704.79/67,212.48 = 27,483.99/x
  3. Step 3: Cross multiply
    48,704.79x = 67,212.48 × 27,483.99
  4. Step 4: Simplify right side
    48,704.79x = 1,847,267,128.20
  5. Step 5: Solve for x
    x = 1,847,267,128.20/48,704.79
  6. Step 6: Final answer
    x = 37,927.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.