Home / 213,002.87-293,944.95-117,509.54

Finding the Fourth Proportional to 213,002.87, 293,944.95 and 117,509.54

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Solution

The fourth proportional to 213,002.87, 293,944.95 and 117,509.54 is: 162,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,002.87 : 293,944.95 = 117,509.54 : x
  2. Step 2: Convert to fraction form
    213,002.87/293,944.95 = 117,509.54/x
  3. Step 3: Cross multiply
    213,002.87x = 293,944.95 × 117,509.54
  4. Step 4: Simplify right side
    213,002.87x = 34,541,334,390.10
  5. Step 5: Solve for x
    x = 34,541,334,390.10/213,002.87
  6. Step 6: Final answer
    x = 162,163.71

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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.