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Finding the Fourth Proportional to 253,682.44, 350,084.34 and 153,061

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Solution

The fourth proportional to 253,682.44, 350,084.34 and 153,061 is: 211,225.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,682.44 : 350,084.34 = 153,061 : x
  2. Step 2: Convert to fraction form
    253,682.44/350,084.34 = 153,061/x
  3. Step 3: Cross multiply
    253,682.44x = 350,084.34 × 153,061
  4. Step 4: Simplify right side
    253,682.44x = 53,584,259,164.74
  5. Step 5: Solve for x
    x = 53,584,259,164.74/253,682.44
  6. Step 6: Final answer
    x = 211,225.73

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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.