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Finding the Fourth Proportional to 114.19, 157.58 and 62.44

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Solution

The fourth proportional to 114.19, 157.58 and 62.44 is: 86.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.19 : 157.58 = 62.44 : x
  2. Step 2: Convert to fraction form
    114.19/157.58 = 62.44/x
  3. Step 3: Cross multiply
    114.19x = 157.58 × 62.44
  4. Step 4: Simplify right side
    114.19x = 9,838.82
  5. Step 5: Solve for x
    x = 9,838.82/114.19
  6. Step 6: Final answer
    x = 86.16

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.