Home / 68,198.94-94,112.55-37,984.28

Finding the Fourth Proportional to 68,198.94, 94,112.55 and 37,984.28

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Solution

The fourth proportional to 68,198.94, 94,112.55 and 37,984.28 is: 52,417.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,198.94 : 94,112.55 = 37,984.28 : x
  2. Step 2: Convert to fraction form
    68,198.94/94,112.55 = 37,984.28/x
  3. Step 3: Cross multiply
    68,198.94x = 94,112.55 × 37,984.28
  4. Step 4: Simplify right side
    68,198.94x = 3,574,796,980.15
  5. Step 5: Solve for x
    x = 3,574,796,980.15/68,198.94
  6. Step 6: Final answer
    x = 52,417.19

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1.5x scale

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.