Home / 63,813.28-95,733.55-19,443.57

Finding the Fourth Proportional to 63,813.28, 95,733.55 and 19,443.57

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Solution

The fourth proportional to 63,813.28, 95,733.55 and 19,443.57 is: 29,169.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,813.28 : 95,733.55 = 19,443.57 : x
  2. Step 2: Convert to fraction form
    63,813.28/95,733.55 = 19,443.57/x
  3. Step 3: Cross multiply
    63,813.28x = 95,733.55 × 19,443.57
  4. Step 4: Simplify right side
    63,813.28x = 1,861,401,980.77
  5. Step 5: Solve for x
    x = 1,861,401,980.77/63,813.28
  6. Step 6: Final answer
    x = 29,169.51

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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.