Home / 113,942.73-157,138.79-94,885.59

Finding the Fourth Proportional to 113,942.73, 157,138.79 and 94,885.59

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Solution

The fourth proportional to 113,942.73, 157,138.79 and 94,885.59 is: 130,857.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,942.73 : 157,138.79 = 94,885.59 : x
  2. Step 2: Convert to fraction form
    113,942.73/157,138.79 = 94,885.59/x
  3. Step 3: Cross multiply
    113,942.73x = 157,138.79 × 94,885.59
  4. Step 4: Simplify right side
    113,942.73x = 14,910,206,326.61
  5. Step 5: Solve for x
    x = 14,910,206,326.61/113,942.73
  6. Step 6: Final answer
    x = 130,857.02

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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.