Home / 63,859.15-95,788.45-19,485.78

Finding the Fourth Proportional to 63,859.15, 95,788.45 and 19,485.78

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Solution

The fourth proportional to 63,859.15, 95,788.45 and 19,485.78 is: 29,228.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,859.15 : 95,788.45 = 19,485.78 : x
  2. Step 2: Convert to fraction form
    63,859.15/95,788.45 = 19,485.78/x
  3. Step 3: Cross multiply
    63,859.15x = 95,788.45 × 19,485.78
  4. Step 4: Simplify right side
    63,859.15x = 1,866,512,663.24
  5. Step 5: Solve for x
    x = 1,866,512,663.24/63,859.15
  6. Step 6: Final answer
    x = 29,228.59

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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.