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Finding the Fourth Proportional to 59,751.99, 89,632.58 and 15,379.18

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Solution

The fourth proportional to 59,751.99, 89,632.58 and 15,379.18 is: 23,069.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,751.99 : 89,632.58 = 15,379.18 : x
  2. Step 2: Convert to fraction form
    59,751.99/89,632.58 = 15,379.18/x
  3. Step 3: Cross multiply
    59,751.99x = 89,632.58 × 15,379.18
  4. Step 4: Simplify right side
    59,751.99x = 1,378,475,280.71
  5. Step 5: Solve for x
    x = 1,378,475,280.71/59,751.99
  6. Step 6: Final answer
    x = 23,069.95

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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.