Home / 191,270.03-263,951.94-106,387.10

Finding the Fourth Proportional to 191,270.03, 263,951.94 and 106,387.10

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Solution

The fourth proportional to 191,270.03, 263,951.94 and 106,387.10 is: 146,813.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,270.03 : 263,951.94 = 106,387.10 : x
  2. Step 2: Convert to fraction form
    191,270.03/263,951.94 = 106,387.10/x
  3. Step 3: Cross multiply
    191,270.03x = 263,951.94 × 106,387.10
  4. Step 4: Simplify right side
    191,270.03x = 28,081,081,435.97
  5. Step 5: Solve for x
    x = 28,081,081,435.97/191,270.03
  6. Step 6: Final answer
    x = 146,813.81

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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.