Home / 96,453.68-144,505.55-71,215.70

Finding the Fourth Proportional to 96,453.68, 144,505.55 and 71,215.70

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Solution

The fourth proportional to 96,453.68, 144,505.55 and 71,215.70 is: 106,694.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,453.68 : 144,505.55 = 71,215.70 : x
  2. Step 2: Convert to fraction form
    96,453.68/144,505.55 = 71,215.70/x
  3. Step 3: Cross multiply
    96,453.68x = 144,505.55 × 71,215.70
  4. Step 4: Simplify right side
    96,453.68x = 10,291,062,818.53
  5. Step 5: Solve for x
    x = 10,291,062,818.53/96,453.68
  6. Step 6: Final answer
    x = 106,694.36

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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.