Home / 49,491.16-74,236.74-40,699.42

Finding the Fourth Proportional to 49,491.16, 74,236.74 and 40,699.42

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Solution

The fourth proportional to 49,491.16, 74,236.74 and 40,699.42 is: 61,049.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,491.16 : 74,236.74 = 40,699.42 : x
  2. Step 2: Convert to fraction form
    49,491.16/74,236.74 = 40,699.42/x
  3. Step 3: Cross multiply
    49,491.16x = 74,236.74 × 40,699.42
  4. Step 4: Simplify right side
    49,491.16x = 3,021,392,260.69
  5. Step 5: Solve for x
    x = 3,021,392,260.69/49,491.16
  6. Step 6: Final answer
    x = 61,049.13

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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.