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Finding the Fourth Proportional to 114.46, 157.95 and 62.00

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Solution

The fourth proportional to 114.46, 157.95 and 62.00 is: 85.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    114.46 : 157.95 = 62.00 : x
  2. Step 2: Convert to fraction form
    114.46/157.95 = 62.00/x
  3. Step 3: Cross multiply
    114.46x = 157.95 × 62.00
  4. Step 4: Simplify right side
    114.46x = 9,793.68
  5. Step 5: Solve for x
    x = 9,793.68/114.46
  6. Step 6: Final answer
    x = 85.56

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Why These Related Problems?

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