Home / 107,849.08-162,356-96,998.80

Finding the Fourth Proportional to 107,849.08, 162,356 and 96,998.80

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Solution

The fourth proportional to 107,849.08, 162,356 and 96,998.80 is: 146,021.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,849.08 : 162,356 = 96,998.80 : x
  2. Step 2: Convert to fraction form
    107,849.08/162,356 = 96,998.80/x
  3. Step 3: Cross multiply
    107,849.08x = 162,356 × 96,998.80
  4. Step 4: Simplify right side
    107,849.08x = 15,748,337,172.80
  5. Step 5: Solve for x
    x = 15,748,337,172.80/107,849.08
  6. Step 6: Final answer
    x = 146,021.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.