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Finding the Fourth Proportional to 183,058.55, 274,627.98 and 54,969.20

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Solution

The fourth proportional to 183,058.55, 274,627.98 and 54,969.20 is: 82,465.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,058.55 : 274,627.98 = 54,969.20 : x
  2. Step 2: Convert to fraction form
    183,058.55/274,627.98 = 54,969.20/x
  3. Step 3: Cross multiply
    183,058.55x = 274,627.98 × 54,969.20
  4. Step 4: Simplify right side
    183,058.55x = 15,096,078,985.08
  5. Step 5: Solve for x
    x = 15,096,078,985.08/183,058.55
  6. Step 6: Final answer
    x = 82,465.85

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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.