Home / 53,650.80-74,036.16-29,778.48

Finding the Fourth Proportional to 53,650.80, 74,036.16 and 29,778.48

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Solution

The fourth proportional to 53,650.80, 74,036.16 and 29,778.48 is: 41,093.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,650.80 : 74,036.16 = 29,778.48 : x
  2. Step 2: Convert to fraction form
    53,650.80/74,036.16 = 29,778.48/x
  3. Step 3: Cross multiply
    53,650.80x = 74,036.16 × 29,778.48
  4. Step 4: Simplify right side
    53,650.80x = 2,204,684,309.84
  5. Step 5: Solve for x
    x = 2,204,684,309.84/53,650.80
  6. Step 6: Final answer
    x = 41,093.22

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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.