Home / 53,996.82-74,515.38-30,123.51

Finding the Fourth Proportional to 53,996.82, 74,515.38 and 30,123.51

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Solution

The fourth proportional to 53,996.82, 74,515.38 and 30,123.51 is: 41,570.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,996.82 : 74,515.38 = 30,123.51 : x
  2. Step 2: Convert to fraction form
    53,996.82/74,515.38 = 30,123.51/x
  3. Step 3: Cross multiply
    53,996.82x = 74,515.38 × 30,123.51
  4. Step 4: Simplify right side
    53,996.82x = 2,244,664,794.58
  5. Step 5: Solve for x
    x = 2,244,664,794.58/53,996.82
  6. Step 6: Final answer
    x = 41,570.31

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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.