Home / 53,017.08-73,163.66-29,143.91

Finding the Fourth Proportional to 53,017.08, 73,163.66 and 29,143.91

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Solution

The fourth proportional to 53,017.08, 73,163.66 and 29,143.91 is: 40,218.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,017.08 : 73,163.66 = 29,143.91 : x
  2. Step 2: Convert to fraction form
    53,017.08/73,163.66 = 29,143.91/x
  3. Step 3: Cross multiply
    53,017.08x = 73,163.66 × 29,143.91
  4. Step 4: Simplify right side
    53,017.08x = 2,132,274,610.77
  5. Step 5: Solve for x
    x = 2,132,274,610.77/53,017.08
  6. Step 6: Final answer
    x = 40,218.64

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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.