Home / 107,623.93-161,435.62-51,293.29

Finding the Fourth Proportional to 107,623.93, 161,435.62 and 51,293.29

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Solution

The fourth proportional to 107,623.93, 161,435.62 and 51,293.29 is: 76,939.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,623.93 : 161,435.62 = 51,293.29 : x
  2. Step 2: Convert to fraction form
    107,623.93/161,435.62 = 51,293.29/x
  3. Step 3: Cross multiply
    107,623.93x = 161,435.62 × 51,293.29
  4. Step 4: Simplify right side
    107,623.93x = 8,280,564,072.99
  5. Step 5: Solve for x
    x = 8,280,564,072.99/107,623.93
  6. Step 6: Final answer
    x = 76,939.80

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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.