Home / 314,700.44-472,091.82-115,114.80

Finding the Fourth Proportional to 314,700.44, 472,091.82 and 115,114.80

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Solution

The fourth proportional to 314,700.44, 472,091.82 and 115,114.80 is: 172,687.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,700.44 : 472,091.82 = 115,114.80 : x
  2. Step 2: Convert to fraction form
    314,700.44/472,091.82 = 115,114.80/x
  3. Step 3: Cross multiply
    314,700.44x = 472,091.82 × 115,114.80
  4. Step 4: Simplify right side
    314,700.44x = 54,344,755,440.94
  5. Step 5: Solve for x
    x = 54,344,755,440.94/314,700.44
  6. Step 6: Final answer
    x = 172,687.26

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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.