Home / 277,748.19-383,316.11-156,911.67

Finding the Fourth Proportional to 277,748.19, 383,316.11 and 156,911.67

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Solution

The fourth proportional to 277,748.19, 383,316.11 and 156,911.67 is: 216,551.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    277,748.19 : 383,316.11 = 156,911.67 : x
  2. Step 2: Convert to fraction form
    277,748.19/383,316.11 = 156,911.67/x
  3. Step 3: Cross multiply
    277,748.19x = 383,316.11 × 156,911.67
  4. Step 4: Simplify right side
    277,748.19x = 60,146,770,173.45
  5. Step 5: Solve for x
    x = 60,146,770,173.45/277,748.19
  6. Step 6: Final answer
    x = 216,551.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.