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Finding the Fourth Proportional to 196.88, 295.33 and 59.93

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Solution

The fourth proportional to 196.88, 295.33 and 59.93 is: 89.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    196.88 : 295.33 = 59.93 : x
  2. Step 2: Convert to fraction form
    196.88/295.33 = 59.93/x
  3. Step 3: Cross multiply
    196.88x = 295.33 × 59.93
  4. Step 4: Simplify right side
    196.88x = 17,699.13
  5. Step 5: Solve for x
    x = 17,699.13/196.88
  6. Step 6: Final answer
    x = 89.90

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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.