Home / 53,997.31-74,516.07-30,123.97

Finding the Fourth Proportional to 53,997.31, 74,516.07 and 30,123.97

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Solution

The fourth proportional to 53,997.31, 74,516.07 and 30,123.97 is: 41,570.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,997.31 : 74,516.07 = 30,123.97 : x
  2. Step 2: Convert to fraction form
    53,997.31/74,516.07 = 30,123.97/x
  3. Step 3: Cross multiply
    53,997.31x = 74,516.07 × 30,123.97
  4. Step 4: Simplify right side
    53,997.31x = 2,244,719,857.20
  5. Step 5: Solve for x
    x = 2,244,719,857.20/53,997.31
  6. Step 6: Final answer
    x = 41,570.96

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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.