Home / 49,139.40-73,490.40-41,266.20

Finding the Fourth Proportional to 49,139.40, 73,490.40 and 41,266.20

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Solution

The fourth proportional to 49,139.40, 73,490.40 and 41,266.20 is: 61,715.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,139.40 : 73,490.40 = 41,266.20 : x
  2. Step 2: Convert to fraction form
    49,139.40/73,490.40 = 41,266.20/x
  3. Step 3: Cross multiply
    49,139.40x = 73,490.40 × 41,266.20
  4. Step 4: Simplify right side
    49,139.40x = 3,032,669,544.48
  5. Step 5: Solve for x
    x = 3,032,669,544.48/49,139.40
  6. Step 6: Final answer
    x = 61,715.64

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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.