Home / 212,495.54-318,777.89-62,750.97

Finding the Fourth Proportional to 212,495.54, 318,777.89 and 62,750.97

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Solution

The fourth proportional to 212,495.54, 318,777.89 and 62,750.97 is: 94,136.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,495.54 : 318,777.89 = 62,750.97 : x
  2. Step 2: Convert to fraction form
    212,495.54/318,777.89 = 62,750.97/x
  3. Step 3: Cross multiply
    212,495.54x = 318,777.89 × 62,750.97
  4. Step 4: Simplify right side
    212,495.54x = 20,003,621,498.30
  5. Step 5: Solve for x
    x = 20,003,621,498.30/212,495.54
  6. Step 6: Final answer
    x = 94,136.67

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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.