Home / 63,803.39-95,718.92-19,428.98

Finding the Fourth Proportional to 63,803.39, 95,718.92 and 19,428.98

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Solution

The fourth proportional to 63,803.39, 95,718.92 and 19,428.98 is: 29,147.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,803.39 : 95,718.92 = 19,428.98 : x
  2. Step 2: Convert to fraction form
    63,803.39/95,718.92 = 19,428.98/x
  3. Step 3: Cross multiply
    63,803.39x = 95,718.92 × 19,428.98
  4. Step 4: Simplify right side
    63,803.39x = 1,859,720,406.56
  5. Step 5: Solve for x
    x = 1,859,720,406.56/63,803.39
  6. Step 6: Final answer
    x = 29,147.68

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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.