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Finding the Fourth Proportional to 48,881.00, 67,457.21 and 27,659.81

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Solution

The fourth proportional to 48,881.00, 67,457.21 and 27,659.81 is: 38,171.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,881.00 : 67,457.21 = 27,659.81 : x
  2. Step 2: Convert to fraction form
    48,881.00/67,457.21 = 27,659.81/x
  3. Step 3: Cross multiply
    48,881.00x = 67,457.21 × 27,659.81
  4. Step 4: Simplify right side
    48,881.00x = 1,865,853,642.07
  5. Step 5: Solve for x
    x = 1,865,853,642.07/48,881.00
  6. Step 6: Final answer
    x = 38,171.35

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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.