Home / 51,192.72-76,656.24-43,844.40

Finding the Fourth Proportional to 51,192.72, 76,656.24 and 43,844.40

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Solution

The fourth proportional to 51,192.72, 76,656.24 and 43,844.40 is: 65,652.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,192.72 : 76,656.24 = 43,844.40 : x
  2. Step 2: Convert to fraction form
    51,192.72/76,656.24 = 43,844.40/x
  3. Step 3: Cross multiply
    51,192.72x = 76,656.24 × 43,844.40
  4. Step 4: Simplify right side
    51,192.72x = 3,360,946,849.06
  5. Step 5: Solve for x
    x = 3,360,946,849.06/51,192.72
  6. Step 6: Final answer
    x = 65,652.83

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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.