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Finding the Fourth Proportional to 82.58, 124.01 and 62.01

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Solution

The fourth proportional to 82.58, 124.01 and 62.01 is: 93.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    82.58 : 124.01 = 62.01 : x
  2. Step 2: Convert to fraction form
    82.58/124.01 = 62.01/x
  3. Step 3: Cross multiply
    82.58x = 124.01 × 62.01
  4. Step 4: Simplify right side
    82.58x = 7,689.86
  5. Step 5: Solve for x
    x = 7,689.86/82.58
  6. Step 6: Final answer
    x = 93.12

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.