Home / 118,816.25-163,960.14-67,826.96

Finding the Fourth Proportional to 118,816.25, 163,960.14 and 67,826.96

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Solution

The fourth proportional to 118,816.25, 163,960.14 and 67,826.96 is: 93,597.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,816.25 : 163,960.14 = 67,826.96 : x
  2. Step 2: Convert to fraction form
    118,816.25/163,960.14 = 67,826.96/x
  3. Step 3: Cross multiply
    118,816.25x = 163,960.14 × 67,826.96
  4. Step 4: Simplify right side
    118,816.25x = 11,120,917,037.57
  5. Step 5: Solve for x
    x = 11,120,917,037.57/118,816.25
  6. Step 6: Final answer
    x = 93,597.61

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1.5x scale

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.