Home / 67,837.30-101,739.36-53,009.44

Finding the Fourth Proportional to 67,837.30, 101,739.36 and 53,009.44

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Solution

The fourth proportional to 67,837.30, 101,739.36 and 53,009.44 is: 79,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,837.30 : 101,739.36 = 53,009.44 : x
  2. Step 2: Convert to fraction form
    67,837.30/101,739.36 = 53,009.44/x
  3. Step 3: Cross multiply
    67,837.30x = 101,739.36 × 53,009.44
  4. Step 4: Simplify right side
    67,837.30x = 5,393,146,499.56
  5. Step 5: Solve for x
    x = 5,393,146,499.56/67,837.30
  6. Step 6: Final answer
    x = 79,501.20

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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.