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Finding the Fourth Proportional to 250,658.08, 375,893.54 and 100,847.76

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Solution

The fourth proportional to 250,658.08, 375,893.54 and 100,847.76 is: 151,233.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    250,658.08 : 375,893.54 = 100,847.76 : x
  2. Step 2: Convert to fraction form
    250,658.08/375,893.54 = 100,847.76/x
  3. Step 3: Cross multiply
    250,658.08x = 375,893.54 × 100,847.76
  4. Step 4: Simplify right side
    250,658.08x = 37,908,021,507.47
  5. Step 5: Solve for x
    x = 37,908,021,507.47/250,658.08
  6. Step 6: Final answer
    x = 151,233.99

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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.