Home / 63,728.50-95,603.69-19,359.75

Finding the Fourth Proportional to 63,728.50, 95,603.69 and 19,359.75

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Solution

The fourth proportional to 63,728.50, 95,603.69 and 19,359.75 is: 29,042.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,728.50 : 95,603.69 = 19,359.75 : x
  2. Step 2: Convert to fraction form
    63,728.50/95,603.69 = 19,359.75/x
  3. Step 3: Cross multiply
    63,728.50x = 95,603.69 × 19,359.75
  4. Step 4: Simplify right side
    63,728.50x = 1,850,863,537.48
  5. Step 5: Solve for x
    x = 1,850,863,537.48/63,728.50
  6. Step 6: Final answer
    x = 29,042.95

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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.