Home / 166,217.77-248,968.54-112,615.67

Finding the Fourth Proportional to 166,217.77, 248,968.54 and 112,615.67

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Solution

The fourth proportional to 166,217.77, 248,968.54 and 112,615.67 is: 168,680.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,217.77 : 248,968.54 = 112,615.67 : x
  2. Step 2: Convert to fraction form
    166,217.77/248,968.54 = 112,615.67/x
  3. Step 3: Cross multiply
    166,217.77x = 248,968.54 × 112,615.67
  4. Step 4: Simplify right side
    166,217.77x = 28,037,757,670.30
  5. Step 5: Solve for x
    x = 28,037,757,670.30/166,217.77
  6. Step 6: Final answer
    x = 168,680.87

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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.