Home / 118,319.03-177,363.72-47,221.14

Finding the Fourth Proportional to 118,319.03, 177,363.72 and 47,221.14

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Solution

The fourth proportional to 118,319.03, 177,363.72 and 47,221.14 is: 70,785.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,319.03 : 177,363.72 = 47,221.14 : x
  2. Step 2: Convert to fraction form
    118,319.03/177,363.72 = 47,221.14/x
  3. Step 3: Cross multiply
    118,319.03x = 177,363.72 × 47,221.14
  4. Step 4: Simplify right side
    118,319.03x = 8,375,317,053.04
  5. Step 5: Solve for x
    x = 8,375,317,053.04/118,319.03
  6. Step 6: Final answer
    x = 70,785.88

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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.