Home / 118,375.84-163,358.04-64,660.24

Finding the Fourth Proportional to 118,375.84, 163,358.04 and 64,660.24

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Solution

The fourth proportional to 118,375.84, 163,358.04 and 64,660.24 is: 89,230.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,375.84 : 163,358.04 = 64,660.24 : x
  2. Step 2: Convert to fraction form
    118,375.84/163,358.04 = 64,660.24/x
  3. Step 3: Cross multiply
    118,375.84x = 163,358.04 × 64,660.24
  4. Step 4: Simplify right side
    118,375.84x = 10,562,770,072.33
  5. Step 5: Solve for x
    x = 10,562,770,072.33/118,375.84
  6. Step 6: Final answer
    x = 89,230.79

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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.