Home / 49,840.40-74,675.97-30,077.43

Finding the Fourth Proportional to 49,840.40, 74,675.97 and 30,077.43

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Solution

The fourth proportional to 49,840.40, 74,675.97 and 30,077.43 is: 45,065.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840.40 : 74,675.97 = 30,077.43 : x
  2. Step 2: Convert to fraction form
    49,840.40/74,675.97 = 30,077.43/x
  3. Step 3: Cross multiply
    49,840.40x = 74,675.97 × 30,077.43
  4. Step 4: Simplify right side
    49,840.40x = 2,246,061,522.24
  5. Step 5: Solve for x
    x = 2,246,061,522.24/49,840.40
  6. Step 6: Final answer
    x = 45,065.08

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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.