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Finding the Fourth Proportional to 94,350, 130,203 and 51,907.62

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Solution

The fourth proportional to 94,350, 130,203 and 51,907.62 is: 71,632.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,350 : 130,203 = 51,907.62 : x
  2. Step 2: Convert to fraction form
    94,350/130,203 = 51,907.62/x
  3. Step 3: Cross multiply
    94,350x = 130,203 × 51,907.62
  4. Step 4: Simplify right side
    94,350x = 6,758,527,846.86
  5. Step 5: Solve for x
    x = 6,758,527,846.86/94,350
  6. Step 6: Final answer
    x = 71,632.52

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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.