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Finding the Fourth Proportional to 58,672, 87,930.24 and 48,874.24

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Solution

The fourth proportional to 58,672, 87,930.24 and 48,874.24 is: 73,246.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,672 : 87,930.24 = 48,874.24 : x
  2. Step 2: Convert to fraction form
    58,672/87,930.24 = 48,874.24/x
  3. Step 3: Cross multiply
    58,672x = 87,930.24 × 48,874.24
  4. Step 4: Simplify right side
    58,672x = 4,297,523,653.02
  5. Step 5: Solve for x
    x = 4,297,523,653.02/58,672
  6. Step 6: Final answer
    x = 73,246.59

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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.