Home / 170,969.67-235,949.33-113,519.05

Finding the Fourth Proportional to 170,969.67, 235,949.33 and 113,519.05

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Solution

The fourth proportional to 170,969.67, 235,949.33 and 113,519.05 is: 156,663.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,969.67 : 235,949.33 = 113,519.05 : x
  2. Step 2: Convert to fraction form
    170,969.67/235,949.33 = 113,519.05/x
  3. Step 3: Cross multiply
    170,969.67x = 235,949.33 × 113,519.05
  4. Step 4: Simplify right side
    170,969.67x = 26,784,743,789.74
  5. Step 5: Solve for x
    x = 26,784,743,789.74/170,969.67
  6. Step 6: Final answer
    x = 156,663.72

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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.