Home / 253,821.18-350,310-146,369.82

Finding the Fourth Proportional to 253,821.18, 350,310 and 146,369.82

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Solution

The fourth proportional to 253,821.18, 350,310 and 146,369.82 is: 202,011.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,821.18 : 350,310 = 146,369.82 : x
  2. Step 2: Convert to fraction form
    253,821.18/350,310 = 146,369.82/x
  3. Step 3: Cross multiply
    253,821.18x = 350,310 × 146,369.82
  4. Step 4: Simplify right side
    253,821.18x = 51,274,811,644.20
  5. Step 5: Solve for x
    x = 51,274,811,644.20/253,821.18
  6. Step 6: Final answer
    x = 202,011.56

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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.