Home / 95,531.20-143,299.99-42,940.83

Finding the Fourth Proportional to 95,531.20, 143,299.99 and 42,940.83

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Solution

The fourth proportional to 95,531.20, 143,299.99 and 42,940.83 is: 64,412.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,531.20 : 143,299.99 = 42,940.83 : x
  2. Step 2: Convert to fraction form
    95,531.20/143,299.99 = 42,940.83/x
  3. Step 3: Cross multiply
    95,531.20x = 143,299.99 × 42,940.83
  4. Step 4: Simplify right side
    95,531.20x = 6,153,420,859.10
  5. Step 5: Solve for x
    x = 6,153,420,859.10/95,531.20
  6. Step 6: Final answer
    x = 64,412.68

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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.