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Finding the Fourth Proportional to 250,058.52, 374,752.31 and 161,266.32

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Solution

The fourth proportional to 250,058.52, 374,752.31 and 161,266.32 is: 241,683.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,058.52 : 374,752.31 = 161,266.32 : x
  2. Step 2: Convert to fraction form
    250,058.52/374,752.31 = 161,266.32/x
  3. Step 3: Cross multiply
    250,058.52x = 374,752.31 × 161,266.32
  4. Step 4: Simplify right side
    250,058.52x = 60,434,925,138.87
  5. Step 5: Solve for x
    x = 60,434,925,138.87/250,058.52
  6. Step 6: Final answer
    x = 241,683.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.