Home / 53,204.36-73,422.53-29,331.91

Finding the Fourth Proportional to 53,204.36, 73,422.53 and 29,331.91

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Solution

The fourth proportional to 53,204.36, 73,422.53 and 29,331.91 is: 40,478.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,204.36 : 73,422.53 = 29,331.91 : x
  2. Step 2: Convert to fraction form
    53,204.36/73,422.53 = 29,331.91/x
  3. Step 3: Cross multiply
    53,204.36x = 73,422.53 × 29,331.91
  4. Step 4: Simplify right side
    53,204.36x = 2,153,622,931.71
  5. Step 5: Solve for x
    x = 2,153,622,931.71/53,204.36
  6. Step 6: Final answer
    x = 40,478.31

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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.