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Finding the Fourth Proportional to 94,247.76, 130,062 and 51,809.08

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Solution

The fourth proportional to 94,247.76, 130,062 and 51,809.08 is: 71,496.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,247.76 : 130,062 = 51,809.08 : x
  2. Step 2: Convert to fraction form
    94,247.76/130,062 = 51,809.08/x
  3. Step 3: Cross multiply
    94,247.76x = 130,062 × 51,809.08
  4. Step 4: Simplify right side
    94,247.76x = 6,738,392,562.96
  5. Step 5: Solve for x
    x = 6,738,392,562.96/94,247.76
  6. Step 6: Final answer
    x = 71,496.58

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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.