Home / 69,777.46-96,314.49-51,896.69

Finding the Fourth Proportional to 69,777.46, 96,314.49 and 51,896.69

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Solution

The fourth proportional to 69,777.46, 96,314.49 and 51,896.69 is: 71,633.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,777.46 : 96,314.49 = 51,896.69 : x
  2. Step 2: Convert to fraction form
    69,777.46/96,314.49 = 51,896.69/x
  3. Step 3: Cross multiply
    69,777.46x = 96,314.49 × 51,896.69
  4. Step 4: Simplify right side
    69,777.46x = 4,998,403,109.64
  5. Step 5: Solve for x
    x = 4,998,403,109.64/69,777.46
  6. Step 6: Final answer
    x = 71,633.49

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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.