Home / 49,823.80-74,634.90-31,046.20

Finding the Fourth Proportional to 49,823.80, 74,634.90 and 31,046.20

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Solution

The fourth proportional to 49,823.80, 74,634.90 and 31,046.20 is: 46,506.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,823.80 : 74,634.90 = 31,046.20 : x
  2. Step 2: Convert to fraction form
    49,823.80/74,634.90 = 31,046.20/x
  3. Step 3: Cross multiply
    49,823.80x = 74,634.90 × 31,046.20
  4. Step 4: Simplify right side
    49,823.80x = 2,317,130,032.38
  5. Step 5: Solve for x
    x = 2,317,130,032.38/49,823.80
  6. Step 6: Final answer
    x = 46,506.49

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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.