Home / 174,987.26-262,469.95-90,722.15

Finding the Fourth Proportional to 174,987.26, 262,469.95 and 90,722.15

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Solution

The fourth proportional to 174,987.26, 262,469.95 and 90,722.15 is: 136,077.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,987.26 : 262,469.95 = 90,722.15 : x
  2. Step 2: Convert to fraction form
    174,987.26/262,469.95 = 90,722.15/x
  3. Step 3: Cross multiply
    174,987.26x = 262,469.95 × 90,722.15
  4. Step 4: Simplify right side
    174,987.26x = 23,811,836,635.24
  5. Step 5: Solve for x
    x = 23,811,836,635.24/174,987.26
  6. Step 6: Final answer
    x = 136,077.55

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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.