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Finding the Fourth Proportional to 182,487.55, 251,830.33 and 101,916.49

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Solution

The fourth proportional to 182,487.55, 251,830.33 and 101,916.49 is: 140,643.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,487.55 : 251,830.33 = 101,916.49 : x
  2. Step 2: Convert to fraction form
    182,487.55/251,830.33 = 101,916.49/x
  3. Step 3: Cross multiply
    182,487.55x = 251,830.33 × 101,916.49
  4. Step 4: Simplify right side
    182,487.55x = 25,665,663,309.14
  5. Step 5: Solve for x
    x = 25,665,663,309.14/182,487.55
  6. Step 6: Final answer
    x = 140,643.37

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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.