Home / 53,516.72-73,857.24-29,645.66

Finding the Fourth Proportional to 53,516.72, 73,857.24 and 29,645.66

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Solution

The fourth proportional to 53,516.72, 73,857.24 and 29,645.66 is: 40,913.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,516.72 : 73,857.24 = 29,645.66 : x
  2. Step 2: Convert to fraction form
    53,516.72/73,857.24 = 29,645.66/x
  3. Step 3: Cross multiply
    53,516.72x = 73,857.24 × 29,645.66
  4. Step 4: Simplify right side
    53,516.72x = 2,189,546,625.58
  5. Step 5: Solve for x
    x = 2,189,546,625.58/53,516.72
  6. Step 6: Final answer
    x = 40,913.32

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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.