Home / 53,025.72-73,175.13-29,151.78

Finding the Fourth Proportional to 53,025.72, 73,175.13 and 29,151.78

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Solution

The fourth proportional to 53,025.72, 73,175.13 and 29,151.78 is: 40,229.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,025.72 : 73,175.13 = 29,151.78 : x
  2. Step 2: Convert to fraction form
    53,025.72/73,175.13 = 29,151.78/x
  3. Step 3: Cross multiply
    53,025.72x = 73,175.13 × 29,151.78
  4. Step 4: Simplify right side
    53,025.72x = 2,133,185,291.23
  5. Step 5: Solve for x
    x = 2,133,185,291.23/53,025.72
  6. Step 6: Final answer
    x = 40,229.26

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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.