Home / 49,884.23-68,852.02-28,675.80

Finding the Fourth Proportional to 49,884.23, 68,852.02 and 28,675.80

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Solution

The fourth proportional to 49,884.23, 68,852.02 and 28,675.80 is: 39,579.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,884.23 : 68,852.02 = 28,675.80 : x
  2. Step 2: Convert to fraction form
    49,884.23/68,852.02 = 28,675.80/x
  3. Step 3: Cross multiply
    49,884.23x = 68,852.02 × 28,675.80
  4. Step 4: Simplify right side
    49,884.23x = 1,974,386,755.12
  5. Step 5: Solve for x
    x = 1,974,386,755.12/49,884.23
  6. Step 6: Final answer
    x = 39,579.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.