Home / 69,918.88-96,487.52-38,087.68

Finding the Fourth Proportional to 69,918.88, 96,487.52 and 38,087.68

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Solution

The fourth proportional to 69,918.88, 96,487.52 and 38,087.68 is: 52,560.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,918.88 : 96,487.52 = 38,087.68 : x
  2. Step 2: Convert to fraction form
    69,918.88/96,487.52 = 38,087.68/x
  3. Step 3: Cross multiply
    69,918.88x = 96,487.52 × 38,087.68
  4. Step 4: Simplify right side
    69,918.88x = 3,674,985,785.75
  5. Step 5: Solve for x
    x = 3,674,985,785.75/69,918.88
  6. Step 6: Final answer
    x = 52,560.71

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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.