Home / 65,826.20-98,739.30-52,704.20

Finding the Fourth Proportional to 65,826.20, 98,739.30 and 52,704.20

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Solution

The fourth proportional to 65,826.20, 98,739.30 and 52,704.20 is: 79,056.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,826.20 : 98,739.30 = 52,704.20 : x
  2. Step 2: Convert to fraction form
    65,826.20/98,739.30 = 52,704.20/x
  3. Step 3: Cross multiply
    65,826.20x = 98,739.30 × 52,704.20
  4. Step 4: Simplify right side
    65,826.20x = 5,203,975,815.06
  5. Step 5: Solve for x
    x = 5,203,975,815.06/65,826.20
  6. Step 6: Final answer
    x = 79,056.30

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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.