Home / 253,821.56-350,181.05-151,849.94

Finding the Fourth Proportional to 253,821.56, 350,181.05 and 151,849.94

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Solution

The fourth proportional to 253,821.56, 350,181.05 and 151,849.94 is: 209,497.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,821.56 : 350,181.05 = 151,849.94 : x
  2. Step 2: Convert to fraction form
    253,821.56/350,181.05 = 151,849.94/x
  3. Step 3: Cross multiply
    253,821.56x = 350,181.05 × 151,849.94
  4. Step 4: Simplify right side
    253,821.56x = 53,174,968,921.48
  5. Step 5: Solve for x
    x = 53,174,968,921.48/253,821.56
  6. Step 6: Final answer
    x = 209,497.45

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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.