Home / 75,578.30-104,303.16-50,040.52

Finding the Fourth Proportional to 75,578.30, 104,303.16 and 50,040.52

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Solution

The fourth proportional to 75,578.30, 104,303.16 and 50,040.52 is: 69,059.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,578.30 : 104,303.16 = 50,040.52 : x
  2. Step 2: Convert to fraction form
    75,578.30/104,303.16 = 50,040.52/x
  3. Step 3: Cross multiply
    75,578.30x = 104,303.16 × 50,040.52
  4. Step 4: Simplify right side
    75,578.30x = 5,219,384,103.29
  5. Step 5: Solve for x
    x = 5,219,384,103.29/75,578.30
  6. Step 6: Final answer
    x = 69,059.30

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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.