Home / 161,717.80-242,720.70-95,074.60

Finding the Fourth Proportional to 161,717.80, 242,720.70 and 95,074.60

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Solution

The fourth proportional to 161,717.80, 242,720.70 and 95,074.60 is: 142,696.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,717.80 : 242,720.70 = 95,074.60 : x
  2. Step 2: Convert to fraction form
    161,717.80/242,720.70 = 95,074.60/x
  3. Step 3: Cross multiply
    161,717.80x = 242,720.70 × 95,074.60
  4. Step 4: Simplify right side
    161,717.80x = 23,076,573,464.22
  5. Step 5: Solve for x
    x = 23,076,573,464.22/161,717.80
  6. Step 6: Final answer
    x = 142,696.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.