Home / 54,150.23-81,148.34-25,656.81

Finding the Fourth Proportional to 54,150.23, 81,148.34 and 25,656.81

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Solution

The fourth proportional to 54,150.23, 81,148.34 and 25,656.81 is: 38,448.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,150.23 : 81,148.34 = 25,656.81 : x
  2. Step 2: Convert to fraction form
    54,150.23/81,148.34 = 25,656.81/x
  3. Step 3: Cross multiply
    54,150.23x = 81,148.34 × 25,656.81
  4. Step 4: Simplify right side
    54,150.23x = 2,082,007,541.20
  5. Step 5: Solve for x
    x = 2,082,007,541.20/54,150.23
  6. Step 6: Final answer
    x = 38,448.73

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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.