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Finding the Fourth Proportional to 59.37, 88.52 and 56.43

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Solution

The fourth proportional to 59.37, 88.52 and 56.43 is: 84.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.37 : 88.52 = 56.43 : x
  2. Step 2: Convert to fraction form
    59.37/88.52 = 56.43/x
  3. Step 3: Cross multiply
    59.37x = 88.52 × 56.43
  4. Step 4: Simplify right side
    59.37x = 4,995.32
  5. Step 5: Solve for x
    x = 4,995.32/59.37
  6. Step 6: Final answer
    x = 84.14

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.