Home / 53,206.26-73,422.61-29,331.51

Finding the Fourth Proportional to 53,206.26, 73,422.61 and 29,331.51

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Solution

The fourth proportional to 53,206.26, 73,422.61 and 29,331.51 is: 40,476.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,206.26 : 73,422.61 = 29,331.51 : x
  2. Step 2: Convert to fraction form
    53,206.26/73,422.61 = 29,331.51/x
  3. Step 3: Cross multiply
    53,206.26x = 73,422.61 × 29,331.51
  4. Step 4: Simplify right side
    53,206.26x = 2,153,596,019.44
  5. Step 5: Solve for x
    x = 2,153,596,019.44/53,206.26
  6. Step 6: Final answer
    x = 40,476.37

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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.