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Finding the Fourth Proportional to 59,371.76, 89,063.58 and 21,941.66

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Solution

The fourth proportional to 59,371.76, 89,063.58 and 21,941.66 is: 32,914.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,371.76 : 89,063.58 = 21,941.66 : x
  2. Step 2: Convert to fraction form
    59,371.76/89,063.58 = 21,941.66/x
  3. Step 3: Cross multiply
    59,371.76x = 89,063.58 × 21,941.66
  4. Step 4: Simplify right side
    59,371.76x = 1,954,202,790.74
  5. Step 5: Solve for x
    x = 1,954,202,790.74/59,371.76
  6. Step 6: Final answer
    x = 32,914.69

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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.