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Finding the Fourth Proportional to 60.16, 89.66 and 59.08

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Solution

The fourth proportional to 60.16, 89.66 and 59.08 is: 88.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.16 : 89.66 = 59.08 : x
  2. Step 2: Convert to fraction form
    60.16/89.66 = 59.08/x
  3. Step 3: Cross multiply
    60.16x = 89.66 × 59.08
  4. Step 4: Simplify right side
    60.16x = 5,297.11
  5. Step 5: Solve for x
    x = 5,297.11/60.16
  6. Step 6: Final answer
    x = 88.05

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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.