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Finding the Fourth Proportional to 59,487.94, 89,229.34 and 20,044.90

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Solution

The fourth proportional to 59,487.94, 89,229.34 and 20,044.90 is: 30,066.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,487.94 : 89,229.34 = 20,044.90 : x
  2. Step 2: Convert to fraction form
    59,487.94/89,229.34 = 20,044.90/x
  3. Step 3: Cross multiply
    59,487.94x = 89,229.34 × 20,044.90
  4. Step 4: Simplify right side
    59,487.94x = 1,788,593,197.37
  5. Step 5: Solve for x
    x = 1,788,593,197.37/59,487.94
  6. Step 6: Final answer
    x = 30,066.48

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Similar ratio
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1.5x scale

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.