Home / 117,498.21-162,150.27-69,751.74

Finding the Fourth Proportional to 117,498.21, 162,150.27 and 69,751.74

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Solution

The fourth proportional to 117,498.21, 162,150.27 and 69,751.74 is: 96,259.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,498.21 : 162,150.27 = 69,751.74 : x
  2. Step 2: Convert to fraction form
    117,498.21/162,150.27 = 69,751.74/x
  3. Step 3: Cross multiply
    117,498.21x = 162,150.27 × 69,751.74
  4. Step 4: Simplify right side
    117,498.21x = 11,310,263,473.97
  5. Step 5: Solve for x
    x = 11,310,263,473.97/117,498.21
  6. Step 6: Final answer
    x = 96,259.03

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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.