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Finding the Fourth Proportional to 59,599.30, 89,477.08 and 39,965.71

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Solution

The fourth proportional to 59,599.30, 89,477.08 and 39,965.71 is: 60,000.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,599.30 : 89,477.08 = 39,965.71 : x
  2. Step 2: Convert to fraction form
    59,599.30/89,477.08 = 39,965.71/x
  3. Step 3: Cross multiply
    59,599.30x = 89,477.08 × 39,965.71
  4. Step 4: Simplify right side
    59,599.30x = 3,576,015,030.93
  5. Step 5: Solve for x
    x = 3,576,015,030.93/59,599.30
  6. Step 6: Final answer
    x = 60,000.96

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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.