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Finding the Fourth Proportional to 153.61, 230.27 and 62.25

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Solution

The fourth proportional to 153.61, 230.27 and 62.25 is: 93.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    153.61 : 230.27 = 62.25 : x
  2. Step 2: Convert to fraction form
    153.61/230.27 = 62.25/x
  3. Step 3: Cross multiply
    153.61x = 230.27 × 62.25
  4. Step 4: Simplify right side
    153.61x = 14,334.00
  5. Step 5: Solve for x
    x = 14,334.00/153.61
  6. Step 6: Final answer
    x = 93.31

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.