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Finding the Fourth Proportional to 59.01, 88.58 and 45.63

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Solution

The fourth proportional to 59.01, 88.58 and 45.63 is: 68.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.01 : 88.58 = 45.63 : x
  2. Step 2: Convert to fraction form
    59.01/88.58 = 45.63/x
  3. Step 3: Cross multiply
    59.01x = 88.58 × 45.63
  4. Step 4: Simplify right side
    59.01x = 4,041.68
  5. Step 5: Solve for x
    x = 4,041.68/59.01
  6. Step 6: Final answer
    x = 68.49

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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.