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Finding the Fourth Proportional to 118,059.56, 177,042.35 and 43,162.64

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Solution

The fourth proportional to 118,059.56, 177,042.35 and 43,162.64 is: 64,726.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,059.56 : 177,042.35 = 43,162.64 : x
  2. Step 2: Convert to fraction form
    118,059.56/177,042.35 = 43,162.64/x
  3. Step 3: Cross multiply
    118,059.56x = 177,042.35 × 43,162.64
  4. Step 4: Simplify right side
    118,059.56x = 7,641,614,440.50
  5. Step 5: Solve for x
    x = 7,641,614,440.50/118,059.56
  6. Step 6: Final answer
    x = 64,726.78

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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.