Home / 49,840.91-74,676.72-30,077.93

Finding the Fourth Proportional to 49,840.91, 74,676.72 and 30,077.93

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Solution

The fourth proportional to 49,840.91, 74,676.72 and 30,077.93 is: 45,065.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,840.91 : 74,676.72 = 30,077.93 : x
  2. Step 2: Convert to fraction form
    49,840.91/74,676.72 = 30,077.93/x
  3. Step 3: Cross multiply
    49,840.91x = 74,676.72 × 30,077.93
  4. Step 4: Simplify right side
    49,840.91x = 2,246,121,343.48
  5. Step 5: Solve for x
    x = 2,246,121,343.48/49,840.91
  6. Step 6: Final answer
    x = 45,065.82

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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.