Home / 172,689.26-238,318.53-96,208.31

Finding the Fourth Proportional to 172,689.26, 238,318.53 and 96,208.31

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Solution

The fourth proportional to 172,689.26, 238,318.53 and 96,208.31 is: 132,771.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,689.26 : 238,318.53 = 96,208.31 : x
  2. Step 2: Convert to fraction form
    172,689.26/238,318.53 = 96,208.31/x
  3. Step 3: Cross multiply
    172,689.26x = 238,318.53 × 96,208.31
  4. Step 4: Simplify right side
    172,689.26x = 22,928,223,012.98
  5. Step 5: Solve for x
    x = 22,928,223,012.98/172,689.26
  6. Step 6: Final answer
    x = 132,771.56

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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.