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Finding the Fourth Proportional to 253,675.44, 350,074.68 and 153,054

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Solution

The fourth proportional to 253,675.44, 350,074.68 and 153,054 is: 211,216.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    253,675.44 : 350,074.68 = 153,054 : x
  2. Step 2: Convert to fraction form
    253,675.44/350,074.68 = 153,054/x
  3. Step 3: Cross multiply
    253,675.44x = 350,074.68 × 153,054
  4. Step 4: Simplify right side
    253,675.44x = 53,580,330,072.72
  5. Step 5: Solve for x
    x = 53,580,330,072.72/253,675.44
  6. Step 6: Final answer
    x = 211,216.07

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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.