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Finding the Fourth Proportional to 48,708.48, 67,216.16 and 27,487.44

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Solution

The fourth proportional to 48,708.48, 67,216.16 and 27,487.44 is: 37,931.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,708.48 : 67,216.16 = 27,487.44 : x
  2. Step 2: Convert to fraction form
    48,708.48/67,216.16 = 27,487.44/x
  3. Step 3: Cross multiply
    48,708.48x = 67,216.16 × 27,487.44
  4. Step 4: Simplify right side
    48,708.48x = 1,847,600,165.03
  5. Step 5: Solve for x
    x = 1,847,600,165.03/48,708.48
  6. Step 6: Final answer
    x = 37,931.80

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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.