Home / 53,051.97-73,213.81-29,180.87

Finding the Fourth Proportional to 53,051.97, 73,213.81 and 29,180.87

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Solution

The fourth proportional to 53,051.97, 73,213.81 and 29,180.87 is: 40,270.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,051.97 : 73,213.81 = 29,180.87 : x
  2. Step 2: Convert to fraction form
    53,051.97/73,213.81 = 29,180.87/x
  3. Step 3: Cross multiply
    53,051.97x = 73,213.81 × 29,180.87
  4. Step 4: Simplify right side
    53,051.97x = 2,136,442,232.79
  5. Step 5: Solve for x
    x = 2,136,442,232.79/53,051.97
  6. Step 6: Final answer
    x = 40,270.74

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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.