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Finding the Fourth Proportional to 9.51, 14.15 and 9.48

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Solution

The fourth proportional to 9.51, 14.15 and 9.48 is: 14.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9.51 : 14.15 = 9.48 : x
  2. Step 2: Convert to fraction form
    9.51/14.15 = 9.48/x
  3. Step 3: Cross multiply
    9.51x = 14.15 × 9.48
  4. Step 4: Simplify right side
    9.51x = 134.09
  5. Step 5: Solve for x
    x = 134.09/9.51
  6. Step 6: Final answer
    x = 14.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.