Home / 165,822.69-228,833.34-97,839.78

Finding the Fourth Proportional to 165,822.69, 228,833.34 and 97,839.78

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Solution

The fourth proportional to 165,822.69, 228,833.34 and 97,839.78 is: 135,017.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,822.69 : 228,833.34 = 97,839.78 : x
  2. Step 2: Convert to fraction form
    165,822.69/228,833.34 = 97,839.78/x
  3. Step 3: Cross multiply
    165,822.69x = 228,833.34 × 97,839.78
  4. Step 4: Simplify right side
    165,822.69x = 22,389,003,642.27
  5. Step 5: Solve for x
    x = 22,389,003,642.27/165,822.69
  6. Step 6: Final answer
    x = 135,017.73

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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.