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Finding the Fourth Proportional to 176,860.08, 265,190.90 and 155,847.87

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Solution

The fourth proportional to 176,860.08, 265,190.90 and 155,847.87 is: 233,684.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,860.08 : 265,190.90 = 155,847.87 : x
  2. Step 2: Convert to fraction form
    176,860.08/265,190.90 = 155,847.87/x
  3. Step 3: Cross multiply
    176,860.08x = 265,190.90 × 155,847.87
  4. Step 4: Simplify right side
    176,860.08x = 41,329,436,129.14
  5. Step 5: Solve for x
    x = 41,329,436,129.14/176,860.08
  6. Step 6: Final answer
    x = 233,684.37

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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.