Home / 63,790.87-95,682.79-19,414.16

Finding the Fourth Proportional to 63,790.87, 95,682.79 and 19,414.16

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Solution

The fourth proportional to 63,790.87, 95,682.79 and 19,414.16 is: 29,120.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,790.87 : 95,682.79 = 19,414.16 : x
  2. Step 2: Convert to fraction form
    63,790.87/95,682.79 = 19,414.16/x
  3. Step 3: Cross multiply
    63,790.87x = 95,682.79 × 19,414.16
  4. Step 4: Simplify right side
    63,790.87x = 1,857,600,994.31
  5. Step 5: Solve for x
    x = 1,857,600,994.31/63,790.87
  6. Step 6: Final answer
    x = 29,120.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.