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Finding the Fourth Proportional to 119,336.32, 164,671.36 and 69,025.92

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Solution

The fourth proportional to 119,336.32, 164,671.36 and 69,025.92 is: 95,248.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,336.32 : 164,671.36 = 69,025.92 : x
  2. Step 2: Convert to fraction form
    119,336.32/164,671.36 = 69,025.92/x
  3. Step 3: Cross multiply
    119,336.32x = 164,671.36 × 69,025.92
  4. Step 4: Simplify right side
    119,336.32x = 11,366,592,121.65
  5. Step 5: Solve for x
    x = 11,366,592,121.65/119,336.32
  6. Step 6: Final answer
    x = 95,248.39

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.