Home / 53,016.80-73,163.26-29,143.62

Finding the Fourth Proportional to 53,016.80, 73,163.26 and 29,143.62

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Solution

The fourth proportional to 53,016.80, 73,163.26 and 29,143.62 is: 40,218.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,016.80 : 73,163.26 = 29,143.62 : x
  2. Step 2: Convert to fraction form
    53,016.80/73,163.26 = 29,143.62/x
  3. Step 3: Cross multiply
    53,016.80x = 73,163.26 × 29,143.62
  4. Step 4: Simplify right side
    53,016.80x = 2,132,242,247.40
  5. Step 5: Solve for x
    x = 2,132,242,247.40/53,016.80
  6. Step 6: Final answer
    x = 40,218.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.