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Finding the Fourth Proportional to 59.21, 88.72 and 37.48

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Solution

The fourth proportional to 59.21, 88.72 and 37.48 is: 56.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.21 : 88.72 = 37.48 : x
  2. Step 2: Convert to fraction form
    59.21/88.72 = 37.48/x
  3. Step 3: Cross multiply
    59.21x = 88.72 × 37.48
  4. Step 4: Simplify right side
    59.21x = 3,325.23
  5. Step 5: Solve for x
    x = 3,325.23/59.21
  6. Step 6: Final answer
    x = 56.16

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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.