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Finding the Fourth Proportional to 183,447.87, 275,199.14 and 65,109.30

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Solution

The fourth proportional to 183,447.87, 275,199.14 and 65,109.30 is: 97,673.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,447.87 : 275,199.14 = 65,109.30 : x
  2. Step 2: Convert to fraction form
    183,447.87/275,199.14 = 65,109.30/x
  3. Step 3: Cross multiply
    183,447.87x = 275,199.14 × 65,109.30
  4. Step 4: Simplify right side
    183,447.87x = 17,918,023,040.46
  5. Step 5: Solve for x
    x = 17,918,023,040.46/183,447.87
  6. Step 6: Final answer
    x = 97,673.65

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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.