Home / 64,132.30-96,208.98-19,759.06

Finding the Fourth Proportional to 64,132.30, 96,208.98 and 19,759.06

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Solution

The fourth proportional to 64,132.30, 96,208.98 and 19,759.06 is: 29,641.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,132.30 : 96,208.98 = 19,759.06 : x
  2. Step 2: Convert to fraction form
    64,132.30/96,208.98 = 19,759.06/x
  3. Step 3: Cross multiply
    64,132.30x = 96,208.98 × 19,759.06
  4. Step 4: Simplify right side
    64,132.30x = 1,900,999,008.36
  5. Step 5: Solve for x
    x = 1,900,999,008.36/64,132.30
  6. Step 6: Final answer
    x = 29,641.83

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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.