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Finding the Fourth Proportional to 183,830.34, 275,667.14 and 69,958.72

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Solution

The fourth proportional to 183,830.34, 275,667.14 and 69,958.72 is: 104,908.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,830.34 : 275,667.14 = 69,958.72 : x
  2. Step 2: Convert to fraction form
    183,830.34/275,667.14 = 69,958.72/x
  3. Step 3: Cross multiply
    183,830.34x = 275,667.14 × 69,958.72
  4. Step 4: Simplify right side
    183,830.34x = 19,285,320,260.46
  5. Step 5: Solve for x
    x = 19,285,320,260.46/183,830.34
  6. Step 6: Final answer
    x = 104,908.26

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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.