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Finding the Fourth Proportional to 59.14, 88.59 and 56.26

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Solution

The fourth proportional to 59.14, 88.59 and 56.26 is: 84.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.14 : 88.59 = 56.26 : x
  2. Step 2: Convert to fraction form
    59.14/88.59 = 56.26/x
  3. Step 3: Cross multiply
    59.14x = 88.59 × 56.26
  4. Step 4: Simplify right side
    59.14x = 4,983.63
  5. Step 5: Solve for x
    x = 4,983.63/59.14
  6. Step 6: Final answer
    x = 84.28

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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.