Home / 79,561.24-109,797.36-43,754.02

Finding the Fourth Proportional to 79,561.24, 109,797.36 and 43,754.02

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Solution

The fourth proportional to 79,561.24, 109,797.36 and 43,754.02 is: 60,382.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,561.24 : 109,797.36 = 43,754.02 : x
  2. Step 2: Convert to fraction form
    79,561.24/109,797.36 = 43,754.02/x
  3. Step 3: Cross multiply
    79,561.24x = 109,797.36 × 43,754.02
  4. Step 4: Simplify right side
    79,561.24x = 4,804,075,885.39
  5. Step 5: Solve for x
    x = 4,804,075,885.39/79,561.24
  6. Step 6: Final answer
    x = 60,382.11

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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.