Home / 117,473.36-162,113.38-63,758.36

Finding the Fourth Proportional to 117,473.36, 162,113.38 and 63,758.36

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Solution

The fourth proportional to 117,473.36, 162,113.38 and 63,758.36 is: 87,986.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,473.36 : 162,113.38 = 63,758.36 : x
  2. Step 2: Convert to fraction form
    117,473.36/162,113.38 = 63,758.36/x
  3. Step 3: Cross multiply
    117,473.36x = 162,113.38 × 63,758.36
  4. Step 4: Simplify right side
    117,473.36x = 10,336,083,242.86
  5. Step 5: Solve for x
    x = 10,336,083,242.86/117,473.36
  6. Step 6: Final answer
    x = 87,986.61

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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.