Home / 117,551.24-162,217.80-67,247

Finding the Fourth Proportional to 117,551.24, 162,217.80 and 67,247

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Solution

The fourth proportional to 117,551.24, 162,217.80 and 67,247 is: 92,799.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,551.24 : 162,217.80 = 67,247 : x
  2. Step 2: Convert to fraction form
    117,551.24/162,217.80 = 67,247/x
  3. Step 3: Cross multiply
    117,551.24x = 162,217.80 × 67,247
  4. Step 4: Simplify right side
    117,551.24x = 10,908,660,396.60
  5. Step 5: Solve for x
    x = 10,908,660,396.60/117,551.24
  6. Step 6: Final answer
    x = 92,799.19

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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.