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Finding the Fourth Proportional to 40,053.81, 60,110.10 and 17,881.74

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Solution

The fourth proportional to 40,053.81, 60,110.10 and 17,881.74 is: 26,835.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,053.81 : 60,110.10 = 17,881.74 : x
  2. Step 2: Convert to fraction form
    40,053.81/60,110.10 = 17,881.74/x
  3. Step 3: Cross multiply
    40,053.81x = 60,110.10 × 17,881.74
  4. Step 4: Simplify right side
    40,053.81x = 1,074,873,179.57
  5. Step 5: Solve for x
    x = 1,074,873,179.57/40,053.81
  6. Step 6: Final answer
    x = 26,835.73

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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.