Home / 49,783.19-68,700.43-27,122.12

Finding the Fourth Proportional to 49,783.19, 68,700.43 and 27,122.12

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Solution

The fourth proportional to 49,783.19, 68,700.43 and 27,122.12 is: 37,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,783.19 : 68,700.43 = 27,122.12 : x
  2. Step 2: Convert to fraction form
    49,783.19/68,700.43 = 27,122.12/x
  3. Step 3: Cross multiply
    49,783.19x = 68,700.43 × 27,122.12
  4. Step 4: Simplify right side
    49,783.19x = 1,863,300,985.04
  5. Step 5: Solve for x
    x = 1,863,300,985.04/49,783.19
  6. Step 6: Final answer
    x = 37,428.31

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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.