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Finding the Fourth Proportional to 46.59, 69.80 and 23.74

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Solution

The fourth proportional to 46.59, 69.80 and 23.74 is: 35.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    46.59 : 69.80 = 23.74 : x
  2. Step 2: Convert to fraction form
    46.59/69.80 = 23.74/x
  3. Step 3: Cross multiply
    46.59x = 69.80 × 23.74
  4. Step 4: Simplify right side
    46.59x = 1,656.99
  5. Step 5: Solve for x
    x = 1,656.99/46.59
  6. Step 6: Final answer
    x = 35.57

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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.