Home / 69,895.45-96,452.29-39,676.73

Finding the Fourth Proportional to 69,895.45, 96,452.29 and 39,676.73

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Solution

The fourth proportional to 69,895.45, 96,452.29 and 39,676.73 is: 54,751.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,895.45 : 96,452.29 = 39,676.73 : x
  2. Step 2: Convert to fraction form
    69,895.45/96,452.29 = 39,676.73/x
  3. Step 3: Cross multiply
    69,895.45x = 96,452.29 × 39,676.73
  4. Step 4: Simplify right side
    69,895.45x = 3,826,911,468.21
  5. Step 5: Solve for x
    x = 3,826,911,468.21/69,895.45
  6. Step 6: Final answer
    x = 54,751.94

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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.