Home / 141,793.26-195,688.48-105,920.96

Finding the Fourth Proportional to 141,793.26, 195,688.48 and 105,920.96

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Solution

The fourth proportional to 141,793.26, 195,688.48 and 105,920.96 is: 146,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,793.26 : 195,688.48 = 105,920.96 : x
  2. Step 2: Convert to fraction form
    141,793.26/195,688.48 = 105,920.96/x
  3. Step 3: Cross multiply
    141,793.26x = 195,688.48 × 105,920.96
  4. Step 4: Simplify right side
    141,793.26x = 20,727,511,662.54
  5. Step 5: Solve for x
    x = 20,727,511,662.54/141,793.26
  6. Step 6: Final answer
    x = 146,181.22

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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.