Home / 118,149.03-177,246.61-38,206.85

Finding the Fourth Proportional to 118,149.03, 177,246.61 and 38,206.85

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Solution

The fourth proportional to 118,149.03, 177,246.61 and 38,206.85 is: 57,317.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,149.03 : 177,246.61 = 38,206.85 : x
  2. Step 2: Convert to fraction form
    118,149.03/177,246.61 = 38,206.85/x
  3. Step 3: Cross multiply
    118,149.03x = 177,246.61 × 38,206.85
  4. Step 4: Simplify right side
    118,149.03x = 6,772,034,450.24
  5. Step 5: Solve for x
    x = 6,772,034,450.24/118,149.03
  6. Step 6: Final answer
    x = 57,317.73

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1.5x scale

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.