Home / 49,816.02-68,747.86-28,305.45

Finding the Fourth Proportional to 49,816.02, 68,747.86 and 28,305.45

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Solution

The fourth proportional to 49,816.02, 68,747.86 and 28,305.45 is: 39,062.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,816.02 : 68,747.86 = 28,305.45 : x
  2. Step 2: Convert to fraction form
    49,816.02/68,747.86 = 28,305.45/x
  3. Step 3: Cross multiply
    49,816.02x = 68,747.86 × 28,305.45
  4. Step 4: Simplify right side
    49,816.02x = 1,945,939,113.84
  5. Step 5: Solve for x
    x = 1,945,939,113.84/49,816.02
  6. Step 6: Final answer
    x = 39,062.52

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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.