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Finding the Fourth Proportional to 94,751.37, 130,751.25 and 51,722.29

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Solution

The fourth proportional to 94,751.37, 130,751.25 and 51,722.29 is: 71,373.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,751.37 : 130,751.25 = 51,722.29 : x
  2. Step 2: Convert to fraction form
    94,751.37/130,751.25 = 51,722.29/x
  3. Step 3: Cross multiply
    94,751.37x = 130,751.25 × 51,722.29
  4. Step 4: Simplify right side
    94,751.37x = 6,762,753,811.75
  5. Step 5: Solve for x
    x = 6,762,753,811.75/94,751.37
  6. Step 6: Final answer
    x = 71,373.68

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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.