Home / 53,930.31-74,424.18-30,058.53

Finding the Fourth Proportional to 53,930.31, 74,424.18 and 30,058.53

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Solution

The fourth proportional to 53,930.31, 74,424.18 and 30,058.53 is: 41,480.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,930.31 : 74,424.18 = 30,058.53 : x
  2. Step 2: Convert to fraction form
    53,930.31/74,424.18 = 30,058.53/x
  3. Step 3: Cross multiply
    53,930.31x = 74,424.18 × 30,058.53
  4. Step 4: Simplify right side
    53,930.31x = 2,237,081,280.88
  5. Step 5: Solve for x
    x = 2,237,081,280.88/53,930.31
  6. Step 6: Final answer
    x = 41,480.97

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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.