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Finding the Fourth Proportional to 58.91, 88.36 and 16.16

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Solution

The fourth proportional to 58.91, 88.36 and 16.16 is: 24.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.91 : 88.36 = 16.16 : x
  2. Step 2: Convert to fraction form
    58.91/88.36 = 16.16/x
  3. Step 3: Cross multiply
    58.91x = 88.36 × 16.16
  4. Step 4: Simplify right side
    58.91x = 1,427.46
  5. Step 5: Solve for x
    x = 1,427.46/58.91
  6. Step 6: Final answer
    x = 24.23

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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.