Home / 167,349.79-230,557.31-115,617.33

Finding the Fourth Proportional to 167,349.79, 230,557.31 and 115,617.33

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Solution

The fourth proportional to 167,349.79, 230,557.31 and 115,617.33 is: 159,285.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,349.79 : 230,557.31 = 115,617.33 : x
  2. Step 2: Convert to fraction form
    167,349.79/230,557.31 = 115,617.33/x
  3. Step 3: Cross multiply
    167,349.79x = 230,557.31 × 115,617.33
  4. Step 4: Simplify right side
    167,349.79x = 26,656,420,016.10
  5. Step 5: Solve for x
    x = 26,656,420,016.10/167,349.79
  6. Step 6: Final answer
    x = 159,285.65

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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.