Home / 170,865.30-235,894.83-117,229.12

Finding the Fourth Proportional to 170,865.30, 235,894.83 and 117,229.12

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Solution

The fourth proportional to 170,865.30, 235,894.83 and 117,229.12 is: 161,845.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,865.30 : 235,894.83 = 117,229.12 : x
  2. Step 2: Convert to fraction form
    170,865.30/235,894.83 = 117,229.12/x
  3. Step 3: Cross multiply
    170,865.30x = 235,894.83 × 117,229.12
  4. Step 4: Simplify right side
    170,865.30x = 27,653,744,290.43
  5. Step 5: Solve for x
    x = 27,653,744,290.43/170,865.30
  6. Step 6: Final answer
    x = 161,845.29

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1.5x scale

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.