Home / 54,151.14-81,206.48-18,602.36

Finding the Fourth Proportional to 54,151.14, 81,206.48 and 18,602.36

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Solution

The fourth proportional to 54,151.14, 81,206.48 and 18,602.36 is: 27,896.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,151.14 : 81,206.48 = 18,602.36 : x
  2. Step 2: Convert to fraction form
    54,151.14/81,206.48 = 18,602.36/x
  3. Step 3: Cross multiply
    54,151.14x = 81,206.48 × 18,602.36
  4. Step 4: Simplify right side
    54,151.14x = 1,510,632,577.08
  5. Step 5: Solve for x
    x = 1,510,632,577.08/54,151.14
  6. Step 6: Final answer
    x = 27,896.60

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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.