Home / 118,557.42-177,836.13-43,649.97

Finding the Fourth Proportional to 118,557.42, 177,836.13 and 43,649.97

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Solution

The fourth proportional to 118,557.42, 177,836.13 and 43,649.97 is: 65,474.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,557.42 : 177,836.13 = 43,649.97 : x
  2. Step 2: Convert to fraction form
    118,557.42/177,836.13 = 43,649.97/x
  3. Step 3: Cross multiply
    118,557.42x = 177,836.13 × 43,649.97
  4. Step 4: Simplify right side
    118,557.42x = 7,762,541,739.42
  5. Step 5: Solve for x
    x = 7,762,541,739.42/118,557.42
  6. Step 6: Final answer
    x = 65,474.96

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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.