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Finding the Fourth Proportional to 94.76, 141.99 and 88.01

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Solution

The fourth proportional to 94.76, 141.99 and 88.01 is: 131.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    94.76 : 141.99 = 88.01 : x
  2. Step 2: Convert to fraction form
    94.76/141.99 = 88.01/x
  3. Step 3: Cross multiply
    94.76x = 141.99 × 88.01
  4. Step 4: Simplify right side
    94.76x = 12,495.83
  5. Step 5: Solve for x
    x = 12,495.83/94.76
  6. Step 6: Final answer
    x = 131.88

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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.