Home / 245,505.20-368,216.73-68,030.15

Finding the Fourth Proportional to 245,505.20, 368,216.73 and 68,030.15

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Solution

The fourth proportional to 245,505.20, 368,216.73 and 68,030.15 is: 102,033.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,505.20 : 368,216.73 = 68,030.15 : x
  2. Step 2: Convert to fraction form
    245,505.20/368,216.73 = 68,030.15/x
  3. Step 3: Cross multiply
    245,505.20x = 368,216.73 × 68,030.15
  4. Step 4: Simplify right side
    245,505.20x = 25,049,837,533.33
  5. Step 5: Solve for x
    x = 25,049,837,533.33/245,505.20
  6. Step 6: Final answer
    x = 102,033.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.