Home / 70,074.08-96,693.72-39,863.24

Finding the Fourth Proportional to 70,074.08, 96,693.72 and 39,863.24

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Solution

The fourth proportional to 70,074.08, 96,693.72 and 39,863.24 is: 55,006.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,074.08 : 96,693.72 = 39,863.24 : x
  2. Step 2: Convert to fraction form
    70,074.08/96,693.72 = 39,863.24/x
  3. Step 3: Cross multiply
    70,074.08x = 96,693.72 × 39,863.24
  4. Step 4: Simplify right side
    70,074.08x = 3,854,524,966.85
  5. Step 5: Solve for x
    x = 3,854,524,966.85/70,074.08
  6. Step 6: Final answer
    x = 55,006.43

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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.