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Finding the Fourth Proportional to 6.25, 8.58 and 5.93

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Solution

The fourth proportional to 6.25, 8.58 and 5.93 is: 8.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6.25 : 8.58 = 5.93 : x
  2. Step 2: Convert to fraction form
    6.25/8.58 = 5.93/x
  3. Step 3: Cross multiply
    6.25x = 8.58 × 5.93
  4. Step 4: Simplify right side
    6.25x = 50.88
  5. Step 5: Solve for x
    x = 50.88/6.25
  6. Step 6: Final answer
    x = 8.14

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.