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Finding the Fourth Proportional to 58.99, 88.81 and 46.23

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Solution

The fourth proportional to 58.99, 88.81 and 46.23 is: 69.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.99 : 88.81 = 46.23 : x
  2. Step 2: Convert to fraction form
    58.99/88.81 = 46.23/x
  3. Step 3: Cross multiply
    58.99x = 88.81 × 46.23
  4. Step 4: Simplify right side
    58.99x = 4,105.69
  5. Step 5: Solve for x
    x = 4,105.69/58.99
  6. Step 6: Final answer
    x = 69.60

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.