Home / 53,489.51-73,816.67-29,291.49

Finding the Fourth Proportional to 53,489.51, 73,816.67 and 29,291.49

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Solution

The fourth proportional to 53,489.51, 73,816.67 and 29,291.49 is: 40,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,489.51 : 73,816.67 = 29,291.49 : x
  2. Step 2: Convert to fraction form
    53,489.51/73,816.67 = 29,291.49/x
  3. Step 3: Cross multiply
    53,489.51x = 73,816.67 × 29,291.49
  4. Step 4: Simplify right side
    53,489.51x = 2,162,200,251.14
  5. Step 5: Solve for x
    x = 2,162,200,251.14/53,489.51
  6. Step 6: Final answer
    x = 40,422.88

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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.