Home / 272,481.62-375,981.30-151,622.54

Finding the Fourth Proportional to 272,481.62, 375,981.30 and 151,622.54

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Solution

The fourth proportional to 272,481.62, 375,981.30 and 151,622.54 is: 209,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,481.62 : 375,981.30 = 151,622.54 : x
  2. Step 2: Convert to fraction form
    272,481.62/375,981.30 = 151,622.54/x
  3. Step 3: Cross multiply
    272,481.62x = 375,981.30 × 151,622.54
  4. Step 4: Simplify right side
    272,481.62x = 57,007,237,818.60
  5. Step 5: Solve for x
    x = 57,007,237,818.60/272,481.62
  6. Step 6: Final answer
    x = 209,214.98

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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.