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Finding the Fourth Proportional to 59,940.56, 89,925.44 and 19,959.46

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Solution

The fourth proportional to 59,940.56, 89,925.44 and 19,959.46 is: 29,944.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,940.56 : 89,925.44 = 19,959.46 : x
  2. Step 2: Convert to fraction form
    59,940.56/89,925.44 = 19,959.46/x
  3. Step 3: Cross multiply
    59,940.56x = 89,925.44 × 19,959.46
  4. Step 4: Simplify right side
    59,940.56x = 1,794,863,516.15
  5. Step 5: Solve for x
    x = 1,794,863,516.15/59,940.56
  6. Step 6: Final answer
    x = 29,944.06

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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.