Home / 49,985.14-68,980.49-27,325.54

Finding the Fourth Proportional to 49,985.14, 68,980.49 and 27,325.54

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Solution

The fourth proportional to 49,985.14, 68,980.49 and 27,325.54 is: 37,709.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,985.14 : 68,980.49 = 27,325.54 : x
  2. Step 2: Convert to fraction form
    49,985.14/68,980.49 = 27,325.54/x
  3. Step 3: Cross multiply
    49,985.14x = 68,980.49 × 27,325.54
  4. Step 4: Simplify right side
    49,985.14x = 1,884,929,016.93
  5. Step 5: Solve for x
    x = 1,884,929,016.93/49,985.14
  6. Step 6: Final answer
    x = 37,709.79

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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.