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Finding the Fourth Proportional to 113,846.62, 157,100.22 and 62,851.11

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Solution

The fourth proportional to 113,846.62, 157,100.22 and 62,851.11 is: 86,730.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,846.62 : 157,100.22 = 62,851.11 : x
  2. Step 2: Convert to fraction form
    113,846.62/157,100.22 = 62,851.11/x
  3. Step 3: Cross multiply
    113,846.62x = 157,100.22 × 62,851.11
  4. Step 4: Simplify right side
    113,846.62x = 9,873,923,208.24
  5. Step 5: Solve for x
    x = 9,873,923,208.24/113,846.62
  6. Step 6: Final answer
    x = 86,730.05

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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.