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Finding the Fourth Proportional to 58.83, 88.26 and 50.76

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Solution

The fourth proportional to 58.83, 88.26 and 50.76 is: 76.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.83 : 88.26 = 50.76 : x
  2. Step 2: Convert to fraction form
    58.83/88.26 = 50.76/x
  3. Step 3: Cross multiply
    58.83x = 88.26 × 50.76
  4. Step 4: Simplify right side
    58.83x = 4,479.89
  5. Step 5: Solve for x
    x = 4,479.89/58.83
  6. Step 6: Final answer
    x = 76.15

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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.