Home / 53,144.05-79,727.33-17,603.36

Finding the Fourth Proportional to 53,144.05, 79,727.33 and 17,603.36

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Solution

The fourth proportional to 53,144.05, 79,727.33 and 17,603.36 is: 26,408.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,144.05 : 79,727.33 = 17,603.36 : x
  2. Step 2: Convert to fraction form
    53,144.05/79,727.33 = 17,603.36/x
  3. Step 3: Cross multiply
    53,144.05x = 79,727.33 × 17,603.36
  4. Step 4: Simplify right side
    53,144.05x = 1,403,468,891.83
  5. Step 5: Solve for x
    x = 1,403,468,891.83/53,144.05
  6. Step 6: Final answer
    x = 26,408.77

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1.5x scale

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.