Home / 69,354.98-95,709.84-39,146.64

Finding the Fourth Proportional to 69,354.98, 95,709.84 and 39,146.64

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Solution

The fourth proportional to 69,354.98, 95,709.84 and 39,146.64 is: 54,022.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,354.98 : 95,709.84 = 39,146.64 : x
  2. Step 2: Convert to fraction form
    69,354.98/95,709.84 = 39,146.64/x
  3. Step 3: Cross multiply
    69,354.98x = 95,709.84 × 39,146.64
  4. Step 4: Simplify right side
    69,354.98x = 3,746,718,650.94
  5. Step 5: Solve for x
    x = 3,746,718,650.94/69,354.98
  6. Step 6: Final answer
    x = 54,022.34

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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.