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Finding the Fourth Proportional to 176,537.20, 264,805.80 and 159,041.20

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Solution

The fourth proportional to 176,537.20, 264,805.80 and 159,041.20 is: 238,561.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,537.20 : 264,805.80 = 159,041.20 : x
  2. Step 2: Convert to fraction form
    176,537.20/264,805.80 = 159,041.20/x
  3. Step 3: Cross multiply
    176,537.20x = 264,805.80 × 159,041.20
  4. Step 4: Simplify right side
    176,537.20x = 42,115,032,198.96
  5. Step 5: Solve for x
    x = 42,115,032,198.96/176,537.20
  6. Step 6: Final answer
    x = 238,561.80

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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.