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Finding the Fourth Proportional to 158,793.90, 237,996.45 and 69,953.10

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Solution

The fourth proportional to 158,793.90, 237,996.45 and 69,953.10 is: 104,844.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,793.90 : 237,996.45 = 69,953.10 : x
  2. Step 2: Convert to fraction form
    158,793.90/237,996.45 = 69,953.10/x
  3. Step 3: Cross multiply
    158,793.90x = 237,996.45 × 69,953.10
  4. Step 4: Simplify right side
    158,793.90x = 16,648,589,466.50
  5. Step 5: Solve for x
    x = 16,648,589,466.50/158,793.90
  6. Step 6: Final answer
    x = 104,844.01

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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.