Home / 165,500.08-228,124.56-111,767.92

Finding the Fourth Proportional to 165,500.08, 228,124.56 and 111,767.92

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Solution

The fourth proportional to 165,500.08, 228,124.56 and 111,767.92 is: 154,060.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,500.08 : 228,124.56 = 111,767.92 : x
  2. Step 2: Convert to fraction form
    165,500.08/228,124.56 = 111,767.92/x
  3. Step 3: Cross multiply
    165,500.08x = 228,124.56 × 111,767.92
  4. Step 4: Simplify right side
    165,500.08x = 25,497,007,572.12
  5. Step 5: Solve for x
    x = 25,497,007,572.12/165,500.08
  6. Step 6: Final answer
    x = 154,060.39

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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.