Home / 53,169.16-73,370.44-29,298.28

Finding the Fourth Proportional to 53,169.16, 73,370.44 and 29,298.28

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Solution

The fourth proportional to 53,169.16, 73,370.44 and 29,298.28 is: 40,429.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,169.16 : 73,370.44 = 29,298.28 : x
  2. Step 2: Convert to fraction form
    53,169.16/73,370.44 = 29,298.28/x
  3. Step 3: Cross multiply
    53,169.16x = 73,370.44 × 29,298.28
  4. Step 4: Simplify right side
    53,169.16x = 2,149,627,694.84
  5. Step 5: Solve for x
    x = 2,149,627,694.84/53,169.16
  6. Step 6: Final answer
    x = 40,429.97

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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.