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Finding the Fourth Proportional to 248,857.71, 373,050.08 and 158,647.20

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Solution

The fourth proportional to 248,857.71, 373,050.08 and 158,647.20 is: 237,820.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,857.71 : 373,050.08 = 158,647.20 : x
  2. Step 2: Convert to fraction form
    248,857.71/373,050.08 = 158,647.20/x
  3. Step 3: Cross multiply
    248,857.71x = 373,050.08 × 158,647.20
  4. Step 4: Simplify right side
    248,857.71x = 59,183,349,858.54
  5. Step 5: Solve for x
    x = 59,183,349,858.54/248,857.71
  6. Step 6: Final answer
    x = 237,820.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.