Home / 165,729.15-228,707.78-94,110.77

Finding the Fourth Proportional to 165,729.15, 228,707.78 and 94,110.77

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Solution

The fourth proportional to 165,729.15, 228,707.78 and 94,110.77 is: 129,873.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,729.15 : 228,707.78 = 94,110.77 : x
  2. Step 2: Convert to fraction form
    165,729.15/228,707.78 = 94,110.77/x
  3. Step 3: Cross multiply
    165,729.15x = 228,707.78 × 94,110.77
  4. Step 4: Simplify right side
    165,729.15x = 21,523,865,280.79
  5. Step 5: Solve for x
    x = 21,523,865,280.79/165,729.15
  6. Step 6: Final answer
    x = 129,873.74

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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.