Home / 165,856.16-228,700.62-112,047.75

Finding the Fourth Proportional to 165,856.16, 228,700.62 and 112,047.75

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Solution

The fourth proportional to 165,856.16, 228,700.62 and 112,047.75 is: 154,503.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,856.16 : 228,700.62 = 112,047.75 : x
  2. Step 2: Convert to fraction form
    165,856.16/228,700.62 = 112,047.75/x
  3. Step 3: Cross multiply
    165,856.16x = 228,700.62 × 112,047.75
  4. Step 4: Simplify right side
    165,856.16x = 25,625,389,894.61
  5. Step 5: Solve for x
    x = 25,625,389,894.61/165,856.16
  6. Step 6: Final answer
    x = 154,503.70

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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.