Home / 54,384.51-81,585.41-23,220.03

Finding the Fourth Proportional to 54,384.51, 81,585.41 and 23,220.03

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Solution

The fourth proportional to 54,384.51, 81,585.41 and 23,220.03 is: 34,833.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,384.51 : 81,585.41 = 23,220.03 : x
  2. Step 2: Convert to fraction form
    54,384.51/81,585.41 = 23,220.03/x
  3. Step 3: Cross multiply
    54,384.51x = 81,585.41 × 23,220.03
  4. Step 4: Simplify right side
    54,384.51x = 1,894,415,551.66
  5. Step 5: Solve for x
    x = 1,894,415,551.66/54,384.51
  6. Step 6: Final answer
    x = 34,833.73

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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.