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Finding the Fourth Proportional to 58.56, 87.93 and 50.06

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Solution

The fourth proportional to 58.56, 87.93 and 50.06 is: 75.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    58.56 : 87.93 = 50.06 : x
  2. Step 2: Convert to fraction form
    58.56/87.93 = 50.06/x
  3. Step 3: Cross multiply
    58.56x = 87.93 × 50.06
  4. Step 4: Simplify right side
    58.56x = 4,401.34
  5. Step 5: Solve for x
    x = 4,401.34/58.56
  6. Step 6: Final answer
    x = 75.16

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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.