Home / 118,424.71-177,517.32-51,000.70

Finding the Fourth Proportional to 118,424.71, 177,517.32 and 51,000.70

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Solution

The fourth proportional to 118,424.71, 177,517.32 and 51,000.70 is: 76,449.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,424.71 : 177,517.32 = 51,000.70 : x
  2. Step 2: Convert to fraction form
    118,424.71/177,517.32 = 51,000.70/x
  3. Step 3: Cross multiply
    118,424.71x = 177,517.32 × 51,000.70
  4. Step 4: Simplify right side
    118,424.71x = 9,053,507,582.12
  5. Step 5: Solve for x
    x = 9,053,507,582.12/118,424.71
  6. Step 6: Final answer
    x = 76,449.48

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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.