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Finding the Fourth Proportional to 119,851.64, 179,730.76 and 44,930.92

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Solution

The fourth proportional to 119,851.64, 179,730.76 and 44,930.92 is: 67,378.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,851.64 : 179,730.76 = 44,930.92 : x
  2. Step 2: Convert to fraction form
    119,851.64/179,730.76 = 44,930.92/x
  3. Step 3: Cross multiply
    119,851.64x = 179,730.76 × 44,930.92
  4. Step 4: Simplify right side
    119,851.64x = 8,075,468,399.10
  5. Step 5: Solve for x
    x = 8,075,468,399.10/119,851.64
  6. Step 6: Final answer
    x = 67,378.87

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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.