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Finding the Fourth Proportional to 176,343.96, 264,528.64 and 87,508.04

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Solution

The fourth proportional to 176,343.96, 264,528.64 and 87,508.04 is: 131,268.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    176,343.96 : 264,528.64 = 87,508.04 : x
  2. Step 2: Convert to fraction form
    176,343.96/264,528.64 = 87,508.04/x
  3. Step 3: Cross multiply
    176,343.96x = 264,528.64 × 87,508.04
  4. Step 4: Simplify right side
    176,343.96x = 23,148,382,810.27
  5. Step 5: Solve for x
    x = 23,148,382,810.27/176,343.96
  6. Step 6: Final answer
    x = 131,268.36

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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.