Home / 95,865.20-143,943.60-73,703.60

Finding the Fourth Proportional to 95,865.20, 143,943.60 and 73,703.60

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Solution

The fourth proportional to 95,865.20, 143,943.60 and 73,703.60 is: 110,667.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,865.20 : 143,943.60 = 73,703.60 : x
  2. Step 2: Convert to fraction form
    95,865.20/143,943.60 = 73,703.60/x
  3. Step 3: Cross multiply
    95,865.20x = 143,943.60 × 73,703.60
  4. Step 4: Simplify right side
    95,865.20x = 10,609,161,516.96
  5. Step 5: Solve for x
    x = 10,609,161,516.96/95,865.20
  6. Step 6: Final answer
    x = 110,667.49

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.