Home / 217,187.44-299,718.77-132,304.51

Finding the Fourth Proportional to 217,187.44, 299,718.77 and 132,304.51

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Solution

The fourth proportional to 217,187.44, 299,718.77 and 132,304.51 is: 182,580.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,187.44 : 299,718.77 = 132,304.51 : x
  2. Step 2: Convert to fraction form
    217,187.44/299,718.77 = 132,304.51/x
  3. Step 3: Cross multiply
    217,187.44x = 299,718.77 × 132,304.51
  4. Step 4: Simplify right side
    217,187.44x = 39,654,143,029.86
  5. Step 5: Solve for x
    x = 39,654,143,029.86/217,187.44
  6. Step 6: Final answer
    x = 182,580.27

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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.