Home / 54,950.06-82,425.06-19,881.50

Finding the Fourth Proportional to 54,950.06, 82,425.06 and 19,881.50

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Solution

The fourth proportional to 54,950.06, 82,425.06 and 19,881.50 is: 29,822.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,950.06 : 82,425.06 = 19,881.50 : x
  2. Step 2: Convert to fraction form
    54,950.06/82,425.06 = 19,881.50/x
  3. Step 3: Cross multiply
    54,950.06x = 82,425.06 × 19,881.50
  4. Step 4: Simplify right side
    54,950.06x = 1,638,733,830.39
  5. Step 5: Solve for x
    x = 1,638,733,830.39/54,950.06
  6. Step 6: Final answer
    x = 29,822.24

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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.