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Finding the Fourth Proportional to 55.63, 83.37 and 29.93

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Solution

The fourth proportional to 55.63, 83.37 and 29.93 is: 44.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.63 : 83.37 = 29.93 : x
  2. Step 2: Convert to fraction form
    55.63/83.37 = 29.93/x
  3. Step 3: Cross multiply
    55.63x = 83.37 × 29.93
  4. Step 4: Simplify right side
    55.63x = 2,495.11
  5. Step 5: Solve for x
    x = 2,495.11/55.63
  6. Step 6: Final answer
    x = 44.85

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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.