Home / 53,110.10-79,677.15-17,571.33

Finding the Fourth Proportional to 53,110.10, 79,677.15 and 17,571.33

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Solution

The fourth proportional to 53,110.10, 79,677.15 and 17,571.33 is: 26,360.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,110.10 : 79,677.15 = 17,571.33 : x
  2. Step 2: Convert to fraction form
    53,110.10/79,677.15 = 17,571.33/x
  3. Step 3: Cross multiply
    53,110.10x = 79,677.15 × 17,571.33
  4. Step 4: Simplify right side
    53,110.10x = 1,400,033,496.11
  5. Step 5: Solve for x
    x = 1,400,033,496.11/53,110.10
  6. Step 6: Final answer
    x = 26,360.97

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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.