Home / 117,717.22-162,449.22-69,347.26

Finding the Fourth Proportional to 117,717.22, 162,449.22 and 69,347.26

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Solution

The fourth proportional to 117,717.22, 162,449.22 and 69,347.26 is: 95,698.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,717.22 : 162,449.22 = 69,347.26 : x
  2. Step 2: Convert to fraction form
    117,717.22/162,449.22 = 69,347.26/x
  3. Step 3: Cross multiply
    117,717.22x = 162,449.22 × 69,347.26
  4. Step 4: Simplify right side
    117,717.22x = 11,265,408,296.14
  5. Step 5: Solve for x
    x = 11,265,408,296.14/117,717.22
  6. Step 6: Final answer
    x = 95,698.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.