Home / 54,023.23-81,034.84-14,580.28

Finding the Fourth Proportional to 54,023.23, 81,034.84 and 14,580.28

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Solution

The fourth proportional to 54,023.23, 81,034.84 and 14,580.28 is: 21,870.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,023.23 : 81,034.84 = 14,580.28 : x
  2. Step 2: Convert to fraction form
    54,023.23/81,034.84 = 14,580.28/x
  3. Step 3: Cross multiply
    54,023.23x = 81,034.84 × 14,580.28
  4. Step 4: Simplify right side
    54,023.23x = 1,181,510,251.78
  5. Step 5: Solve for x
    x = 1,181,510,251.78/54,023.23
  6. Step 6: Final answer
    x = 21,870.41

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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.