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Finding the Fourth Proportional to 59, 88.53 and 26.51

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Solution

The fourth proportional to 59, 88.53 and 26.51 is: 39.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59 : 88.53 = 26.51 : x
  2. Step 2: Convert to fraction form
    59/88.53 = 26.51/x
  3. Step 3: Cross multiply
    59x = 88.53 × 26.51
  4. Step 4: Simplify right side
    59x = 2,346.93
  5. Step 5: Solve for x
    x = 2,346.93/59
  6. Step 6: Final answer
    x = 39.78

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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.