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Finding the Fourth Proportional to 176,414.04, 264,664.26 and 87,709.32

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Solution

The fourth proportional to 176,414.04, 264,664.26 and 87,709.32 is: 131,585.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,414.04 : 264,664.26 = 87,709.32 : x
  2. Step 2: Convert to fraction form
    176,414.04/264,664.26 = 87,709.32/x
  3. Step 3: Cross multiply
    176,414.04x = 264,664.26 × 87,709.32
  4. Step 4: Simplify right side
    176,414.04x = 23,213,522,272.90
  5. Step 5: Solve for x
    x = 23,213,522,272.90/176,414.04
  6. Step 6: Final answer
    x = 131,585.46

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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.