Home / 54,930.50-75,812.18-34,789.25

Finding the Fourth Proportional to 54,930.50, 75,812.18 and 34,789.25

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Solution

The fourth proportional to 54,930.50, 75,812.18 and 34,789.25 is: 48,014.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,930.50 : 75,812.18 = 34,789.25 : x
  2. Step 2: Convert to fraction form
    54,930.50/75,812.18 = 34,789.25/x
  3. Step 3: Cross multiply
    54,930.50x = 75,812.18 × 34,789.25
  4. Step 4: Simplify right side
    54,930.50x = 2,637,448,883.07
  5. Step 5: Solve for x
    x = 2,637,448,883.07/54,930.50
  6. Step 6: Final answer
    x = 48,014.29

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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.