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Finding the Fourth Proportional to 59,793.90, 89,701.65 and 30,137.10

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Solution

The fourth proportional to 59,793.90, 89,701.65 and 30,137.10 is: 45,211.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,793.90 : 89,701.65 = 30,137.10 : x
  2. Step 2: Convert to fraction form
    59,793.90/89,701.65 = 30,137.10/x
  3. Step 3: Cross multiply
    59,793.90x = 89,701.65 × 30,137.10
  4. Step 4: Simplify right side
    59,793.90x = 2,703,347,596.22
  5. Step 5: Solve for x
    x = 2,703,347,596.22/59,793.90
  6. Step 6: Final answer
    x = 45,211.09

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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.