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Finding the Fourth Proportional to 167,791.32, 252,036.90 and 97,807.32

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Solution

The fourth proportional to 167,791.32, 252,036.90 and 97,807.32 is: 146,914.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,791.32 : 252,036.90 = 97,807.32 : x
  2. Step 2: Convert to fraction form
    167,791.32/252,036.90 = 97,807.32/x
  3. Step 3: Cross multiply
    167,791.32x = 252,036.90 × 97,807.32
  4. Step 4: Simplify right side
    167,791.32x = 24,651,053,730.11
  5. Step 5: Solve for x
    x = 24,651,053,730.11/167,791.32
  6. Step 6: Final answer
    x = 146,914.95

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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.