Home / 54,999.79-75,914.75-51,260.02

Finding the Fourth Proportional to 54,999.79, 75,914.75 and 51,260.02

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Solution

The fourth proportional to 54,999.79, 75,914.75 and 51,260.02 is: 70,752.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,999.79 : 75,914.75 = 51,260.02 : x
  2. Step 2: Convert to fraction form
    54,999.79/75,914.75 = 51,260.02/x
  3. Step 3: Cross multiply
    54,999.79x = 75,914.75 × 51,260.02
  4. Step 4: Simplify right side
    54,999.79x = 3,891,391,541.66
  5. Step 5: Solve for x
    x = 3,891,391,541.66/54,999.79
  6. Step 6: Final answer
    x = 70,752.85

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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.