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Finding the Fourth Proportional to 116,094.45, 173,918.10 and 98,520.69

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Solution

The fourth proportional to 116,094.45, 173,918.10 and 98,520.69 is: 147,591.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,094.45 : 173,918.10 = 98,520.69 : x
  2. Step 2: Convert to fraction form
    116,094.45/173,918.10 = 98,520.69/x
  3. Step 3: Cross multiply
    116,094.45x = 173,918.10 × 98,520.69
  4. Step 4: Simplify right side
    116,094.45x = 17,134,531,215.49
  5. Step 5: Solve for x
    x = 17,134,531,215.49/116,094.45
  6. Step 6: Final answer
    x = 147,591.30

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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.