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Finding the Fourth Proportional to 158.00, 236.53 and 116.89

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Solution

The fourth proportional to 158.00, 236.53 and 116.89 is: 174.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    158.00 : 236.53 = 116.89 : x
  2. Step 2: Convert to fraction form
    158.00/236.53 = 116.89/x
  3. Step 3: Cross multiply
    158.00x = 236.53 × 116.89
  4. Step 4: Simplify right side
    158.00x = 27,646.81
  5. Step 5: Solve for x
    x = 27,646.81/158.00
  6. Step 6: Final answer
    x = 174.99

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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.