Home / 43,083.65-64,625.50-19,693.69

Finding the Fourth Proportional to 43,083.65, 64,625.50 and 19,693.69

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Solution

The fourth proportional to 43,083.65, 64,625.50 and 19,693.69 is: 29,540.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,083.65 : 64,625.50 = 19,693.69 : x
  2. Step 2: Convert to fraction form
    43,083.65/64,625.50 = 19,693.69/x
  3. Step 3: Cross multiply
    43,083.65x = 64,625.50 × 19,693.69
  4. Step 4: Simplify right side
    43,083.65x = 1,272,714,450.77
  5. Step 5: Solve for x
    x = 1,272,714,450.77/43,083.65
  6. Step 6: Final answer
    x = 29,540.54

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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.