Home / 49,599.24-68,453.22-30,739.20

Finding the Fourth Proportional to 49,599.24, 68,453.22 and 30,739.20

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Solution

The fourth proportional to 49,599.24, 68,453.22 and 30,739.20 is: 42,423.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,599.24 : 68,453.22 = 30,739.20 : x
  2. Step 2: Convert to fraction form
    49,599.24/68,453.22 = 30,739.20/x
  3. Step 3: Cross multiply
    49,599.24x = 68,453.22 × 30,739.20
  4. Step 4: Simplify right side
    49,599.24x = 2,104,197,220.22
  5. Step 5: Solve for x
    x = 2,104,197,220.22/49,599.24
  6. Step 6: Final answer
    x = 42,423.98

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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.