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Finding the Fourth Proportional to 59,889.24, 89,901.90 and 30,340.44

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Solution

The fourth proportional to 59,889.24, 89,901.90 and 30,340.44 is: 45,545.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,889.24 : 89,901.90 = 30,340.44 : x
  2. Step 2: Convert to fraction form
    59,889.24/89,901.90 = 30,340.44/x
  3. Step 3: Cross multiply
    59,889.24x = 89,901.90 × 30,340.44
  4. Step 4: Simplify right side
    59,889.24x = 2,727,663,202.84
  5. Step 5: Solve for x
    x = 2,727,663,202.84/59,889.24
  6. Step 6: Final answer
    x = 45,545.13

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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.