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Finding the Fourth Proportional to 59.08, 88.64 and 35

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Solution

The fourth proportional to 59.08, 88.64 and 35 is: 52.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    59.08 : 88.64 = 35 : x
  2. Step 2: Convert to fraction form
    59.08/88.64 = 35/x
  3. Step 3: Cross multiply
    59.08x = 88.64 × 35
  4. Step 4: Simplify right side
    59.08x = 3,102.40
  5. Step 5: Solve for x
    x = 3,102.40/59.08
  6. Step 6: Final answer
    x = 52.51

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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.