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Finding the Fourth Proportional to 55.35, 83.05 and 24.93

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Solution

The fourth proportional to 55.35, 83.05 and 24.93 is: 37.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.35 : 83.05 = 24.93 : x
  2. Step 2: Convert to fraction form
    55.35/83.05 = 24.93/x
  3. Step 3: Cross multiply
    55.35x = 83.05 × 24.93
  4. Step 4: Simplify right side
    55.35x = 2,070.37
  5. Step 5: Solve for x
    x = 2,070.37/55.35
  6. Step 6: Final answer
    x = 37.41

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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.