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Finding the Fourth Proportional to 55.83, 77.04 and 32.51

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Solution

The fourth proportional to 55.83, 77.04 and 32.51 is: 44.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55.83 : 77.04 = 32.51 : x
  2. Step 2: Convert to fraction form
    55.83/77.04 = 32.51/x
  3. Step 3: Cross multiply
    55.83x = 77.04 × 32.51
  4. Step 4: Simplify right side
    55.83x = 2,504.57
  5. Step 5: Solve for x
    x = 2,504.57/55.83
  6. Step 6: Final answer
    x = 44.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.