Home / 117,546.24-162,210.90-67,242

Finding the Fourth Proportional to 117,546.24, 162,210.90 and 67,242

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Solution

The fourth proportional to 117,546.24, 162,210.90 and 67,242 is: 92,792.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,546.24 : 162,210.90 = 67,242 : x
  2. Step 2: Convert to fraction form
    117,546.24/162,210.90 = 67,242/x
  3. Step 3: Cross multiply
    117,546.24x = 162,210.90 × 67,242
  4. Step 4: Simplify right side
    117,546.24x = 10,907,385,337.80
  5. Step 5: Solve for x
    x = 10,907,385,337.80/117,546.24
  6. Step 6: Final answer
    x = 92,792.29

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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.