Home / 118,415.20-177,470.52-55,948

Finding the Fourth Proportional to 118,415.20, 177,470.52 and 55,948

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Solution

The fourth proportional to 118,415.20, 177,470.52 and 55,948 is: 83,850.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,415.20 : 177,470.52 = 55,948 : x
  2. Step 2: Convert to fraction form
    118,415.20/177,470.52 = 55,948/x
  3. Step 3: Cross multiply
    118,415.20x = 177,470.52 × 55,948
  4. Step 4: Simplify right side
    118,415.20x = 9,929,120,652.96
  5. Step 5: Solve for x
    x = 9,929,120,652.96/118,415.20
  6. Step 6: Final answer
    x = 83,850.05

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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.