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Finding the Fourth Proportional to 60.03, 89.73 and 56.52

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Solution

The fourth proportional to 60.03, 89.73 and 56.52 is: 84.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    60.03 : 89.73 = 56.52 : x
  2. Step 2: Convert to fraction form
    60.03/89.73 = 56.52/x
  3. Step 3: Cross multiply
    60.03x = 89.73 × 56.52
  4. Step 4: Simplify right side
    60.03x = 5,071.54
  5. Step 5: Solve for x
    x = 5,071.54/60.03
  6. Step 6: Final answer
    x = 84.48

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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.