Home / 53,901.36-74,383.74-30,027.80

Finding the Fourth Proportional to 53,901.36, 74,383.74 and 30,027.80

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Solution

The fourth proportional to 53,901.36, 74,383.74 and 30,027.80 is: 41,438.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,901.36 : 74,383.74 = 30,027.80 : x
  2. Step 2: Convert to fraction form
    53,901.36/74,383.74 = 30,027.80/x
  3. Step 3: Cross multiply
    53,901.36x = 74,383.74 × 30,027.80
  4. Step 4: Simplify right side
    53,901.36x = 2,233,580,067.97
  5. Step 5: Solve for x
    x = 2,233,580,067.97/53,901.36
  6. Step 6: Final answer
    x = 41,438.29

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1.5x scale

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.