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Finding the Fourth Proportional to 59,599.64, 89,410.98 and 20,163.17

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Solution

The fourth proportional to 59,599.64, 89,410.98 and 20,163.17 is: 30,248.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,599.64 : 89,410.98 = 20,163.17 : x
  2. Step 2: Convert to fraction form
    59,599.64/89,410.98 = 20,163.17/x
  3. Step 3: Cross multiply
    59,599.64x = 89,410.98 × 20,163.17
  4. Step 4: Simplify right side
    59,599.64x = 1,802,808,789.61
  5. Step 5: Solve for x
    x = 1,802,808,789.61/59,599.64
  6. Step 6: Final answer
    x = 30,248.65

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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.