Home / 49,658.20-74,487.30-46,013.20

Finding the Fourth Proportional to 49,658.20, 74,487.30 and 46,013.20

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Solution

The fourth proportional to 49,658.20, 74,487.30 and 46,013.20 is: 69,019.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,658.20 : 74,487.30 = 46,013.20 : x
  2. Step 2: Convert to fraction form
    49,658.20/74,487.30 = 46,013.20/x
  3. Step 3: Cross multiply
    49,658.20x = 74,487.30 × 46,013.20
  4. Step 4: Simplify right side
    49,658.20x = 3,427,399,032.36
  5. Step 5: Solve for x
    x = 3,427,399,032.36/49,658.20
  6. Step 6: Final answer
    x = 69,019.80

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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.