Home / 53,931.25-74,427.66-30,058.10

Finding the Fourth Proportional to 53,931.25, 74,427.66 and 30,058.10

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Solution

The fourth proportional to 53,931.25, 74,427.66 and 30,058.10 is: 41,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,931.25 : 74,427.66 = 30,058.10 : x
  2. Step 2: Convert to fraction form
    53,931.25/74,427.66 = 30,058.10/x
  3. Step 3: Cross multiply
    53,931.25x = 74,427.66 × 30,058.10
  4. Step 4: Simplify right side
    53,931.25x = 2,237,153,860.98
  5. Step 5: Solve for x
    x = 2,237,153,860.98/53,931.25
  6. Step 6: Final answer
    x = 41,481.59

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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.