Home / 117,464.22-162,101.84-63,749.70

Finding the Fourth Proportional to 117,464.22, 162,101.84 and 63,749.70

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Solution

The fourth proportional to 117,464.22, 162,101.84 and 63,749.70 is: 87,975.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,464.22 : 162,101.84 = 63,749.70 : x
  2. Step 2: Convert to fraction form
    117,464.22/162,101.84 = 63,749.70/x
  3. Step 3: Cross multiply
    117,464.22x = 162,101.84 × 63,749.70
  4. Step 4: Simplify right side
    117,464.22x = 10,333,943,350.70
  5. Step 5: Solve for x
    x = 10,333,943,350.70/117,464.22
  6. Step 6: Final answer
    x = 87,975.24

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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.