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Finding the Fourth Proportional to 108,473.98, 162,825.99 and 96,074.50

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Solution

The fourth proportional to 108,473.98, 162,825.99 and 96,074.50 is: 144,213.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,473.98 : 162,825.99 = 96,074.50 : x
  2. Step 2: Convert to fraction form
    108,473.98/162,825.99 = 96,074.50/x
  3. Step 3: Cross multiply
    108,473.98x = 162,825.99 × 96,074.50
  4. Step 4: Simplify right side
    108,473.98x = 15,643,425,576.26
  5. Step 5: Solve for x
    x = 15,643,425,576.26/108,473.98
  6. Step 6: Final answer
    x = 144,213.62

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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.