Home / 118,020.52-177,104.58-47,899.83

Finding the Fourth Proportional to 118,020.52, 177,104.58 and 47,899.83

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Solution

The fourth proportional to 118,020.52, 177,104.58 and 47,899.83 is: 71,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,020.52 : 177,104.58 = 47,899.83 : x
  2. Step 2: Convert to fraction form
    118,020.52/177,104.58 = 47,899.83/x
  3. Step 3: Cross multiply
    118,020.52x = 177,104.58 × 47,899.83
  4. Step 4: Simplify right side
    118,020.52x = 8,483,279,274.22
  5. Step 5: Solve for x
    x = 8,483,279,274.22/118,020.52
  6. Step 6: Final answer
    x = 71,879.70

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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.