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Finding the Fourth Proportional to 59,769.76, 89,651.76 and 14,790.94

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Solution

The fourth proportional to 59,769.76, 89,651.76 and 14,790.94 is: 22,185.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,769.76 : 89,651.76 = 14,790.94 : x
  2. Step 2: Convert to fraction form
    59,769.76/89,651.76 = 14,790.94/x
  3. Step 3: Cross multiply
    59,769.76x = 89,651.76 × 14,790.94
  4. Step 4: Simplify right side
    59,769.76x = 1,326,033,803.05
  5. Step 5: Solve for x
    x = 1,326,033,803.05/59,769.76
  6. Step 6: Final answer
    x = 22,185.70

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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.