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Finding the Fourth Proportional to 176,452.80, 264,333.60 and 106,123.20

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Solution

The fourth proportional to 176,452.80, 264,333.60 and 106,123.20 is: 158,976.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,452.80 : 264,333.60 = 106,123.20 : x
  2. Step 2: Convert to fraction form
    176,452.80/264,333.60 = 106,123.20/x
  3. Step 3: Cross multiply
    176,452.80x = 264,333.60 × 106,123.20
  4. Step 4: Simplify right side
    176,452.80x = 28,051,927,499.52
  5. Step 5: Solve for x
    x = 28,051,927,499.52/176,452.80
  6. Step 6: Final answer
    x = 158,976.95

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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.