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Finding the Fourth Proportional to 118,579.58, 177,900.42 and 35,473.58

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Solution

The fourth proportional to 118,579.58, 177,900.42 and 35,473.58 is: 53,219.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,579.58 : 177,900.42 = 35,473.58 : x
  2. Step 2: Convert to fraction form
    118,579.58/177,900.42 = 35,473.58/x
  3. Step 3: Cross multiply
    118,579.58x = 177,900.42 × 35,473.58
  4. Step 4: Simplify right side
    118,579.58x = 6,310,764,780.90
  5. Step 5: Solve for x
    x = 6,310,764,780.90/118,579.58
  6. Step 6: Final answer
    x = 53,219.66

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1.5x scale

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.