Home / 191,155.38-263,794.73-106,272.44

Finding the Fourth Proportional to 191,155.38, 263,794.73 and 106,272.44

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Solution

The fourth proportional to 191,155.38, 263,794.73 and 106,272.44 is: 146,656.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,155.38 : 263,794.73 = 106,272.44 : x
  2. Step 2: Convert to fraction form
    191,155.38/263,794.73 = 106,272.44/x
  3. Step 3: Cross multiply
    191,155.38x = 263,794.73 × 106,272.44
  4. Step 4: Simplify right side
    191,155.38x = 28,034,109,616.24
  5. Step 5: Solve for x
    x = 28,034,109,616.24/191,155.38
  6. Step 6: Final answer
    x = 146,656.14

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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.