Home / 171,113.82-236,138.70-94,629

Finding the Fourth Proportional to 171,113.82, 236,138.70 and 94,629

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Solution

The fourth proportional to 171,113.82, 236,138.70 and 94,629 is: 130,588.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,113.82 : 236,138.70 = 94,629 : x
  2. Step 2: Convert to fraction form
    171,113.82/236,138.70 = 94,629/x
  3. Step 3: Cross multiply
    171,113.82x = 236,138.70 × 94,629
  4. Step 4: Simplify right side
    171,113.82x = 22,345,569,042.30
  5. Step 5: Solve for x
    x = 22,345,569,042.30/171,113.82
  6. Step 6: Final answer
    x = 130,588.92

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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.