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Finding the Fourth Proportional to 53.17, 73.37 and 32.46

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Solution

The fourth proportional to 53.17, 73.37 and 32.46 is: 44.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53.17 : 73.37 = 32.46 : x
  2. Step 2: Convert to fraction form
    53.17/73.37 = 32.46/x
  3. Step 3: Cross multiply
    53.17x = 73.37 × 32.46
  4. Step 4: Simplify right side
    53.17x = 2,381.59
  5. Step 5: Solve for x
    x = 2,381.59/53.17
  6. Step 6: Final answer
    x = 44.79

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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.