Home / 95,861.10-143,791.65-60,431.70

Finding the Fourth Proportional to 95,861.10, 143,791.65 and 60,431.70

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Solution

The fourth proportional to 95,861.10, 143,791.65 and 60,431.70 is: 90,647.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,861.10 : 143,791.65 = 60,431.70 : x
  2. Step 2: Convert to fraction form
    95,861.10/143,791.65 = 60,431.70/x
  3. Step 3: Cross multiply
    95,861.10x = 143,791.65 × 60,431.70
  4. Step 4: Simplify right side
    95,861.10x = 8,689,573,855.31
  5. Step 5: Solve for x
    x = 8,689,573,855.31/95,861.10
  6. Step 6: Final answer
    x = 90,647.55

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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.