Home / 63,800.72-95,715.41-19,430.98

Finding the Fourth Proportional to 63,800.72, 95,715.41 and 19,430.98

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Solution

The fourth proportional to 63,800.72, 95,715.41 and 19,430.98 is: 29,150.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,800.72 : 95,715.41 = 19,430.98 : x
  2. Step 2: Convert to fraction form
    63,800.72/95,715.41 = 19,430.98/x
  3. Step 3: Cross multiply
    63,800.72x = 95,715.41 × 19,430.98
  4. Step 4: Simplify right side
    63,800.72x = 1,859,844,217.40
  5. Step 5: Solve for x
    x = 1,859,844,217.40/63,800.72
  6. Step 6: Final answer
    x = 29,150.83

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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.