Home / 65,110.69-97,673.33-20,727.15

Finding the Fourth Proportional to 65,110.69, 97,673.33 and 20,727.15

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Solution

The fourth proportional to 65,110.69, 97,673.33 and 20,727.15 is: 31,093.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,110.69 : 97,673.33 = 20,727.15 : x
  2. Step 2: Convert to fraction form
    65,110.69/97,673.33 = 20,727.15/x
  3. Step 3: Cross multiply
    65,110.69x = 97,673.33 × 20,727.15
  4. Step 4: Simplify right side
    65,110.69x = 2,024,489,761.91
  5. Step 5: Solve for x
    x = 2,024,489,761.91/65,110.69
  6. Step 6: Final answer
    x = 31,093.05

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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.