Home / 79,625.09-109,927.94-52,803.81

Finding the Fourth Proportional to 79,625.09, 109,927.94 and 52,803.81

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Solution

The fourth proportional to 79,625.09, 109,927.94 and 52,803.81 is: 72,899.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,625.09 : 109,927.94 = 52,803.81 : x
  2. Step 2: Convert to fraction form
    79,625.09/109,927.94 = 52,803.81/x
  3. Step 3: Cross multiply
    79,625.09x = 109,927.94 × 52,803.81
  4. Step 4: Simplify right side
    79,625.09x = 5,804,614,057.45
  5. Step 5: Solve for x
    x = 5,804,614,057.45/79,625.09
  6. Step 6: Final answer
    x = 72,899.31

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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.