Home / 172,788.86-238,419.73-96,291.19

Finding the Fourth Proportional to 172,788.86, 238,419.73 and 96,291.19

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Solution

The fourth proportional to 172,788.86, 238,419.73 and 96,291.19 is: 132,865.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,788.86 : 238,419.73 = 96,291.19 : x
  2. Step 2: Convert to fraction form
    172,788.86/238,419.73 = 96,291.19/x
  3. Step 3: Cross multiply
    172,788.86x = 238,419.73 × 96,291.19
  4. Step 4: Simplify right side
    172,788.86x = 22,957,719,939.57
  5. Step 5: Solve for x
    x = 22,957,719,939.57/172,788.86
  6. Step 6: Final answer
    x = 132,865.74

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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.