Home / 69,859.36-96,403.46-38,027.58

Finding the Fourth Proportional to 69,859.36, 96,403.46 and 38,027.58

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Solution

The fourth proportional to 69,859.36, 96,403.46 and 38,027.58 is: 52,476.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,859.36 : 96,403.46 = 38,027.58 : x
  2. Step 2: Convert to fraction form
    69,859.36/96,403.46 = 38,027.58/x
  3. Step 3: Cross multiply
    69,859.36x = 96,403.46 × 38,027.58
  4. Step 4: Simplify right side
    69,859.36x = 3,665,990,287.43
  5. Step 5: Solve for x
    x = 3,665,990,287.43/69,859.36
  6. Step 6: Final answer
    x = 52,476.72

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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.