Home / 54,477.99-75,171.44-30,600.09

Finding the Fourth Proportional to 54,477.99, 75,171.44 and 30,600.09

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Solution

The fourth proportional to 54,477.99, 75,171.44 and 30,600.09 is: 42,223.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.99 : 75,171.44 = 30,600.09 : x
  2. Step 2: Convert to fraction form
    54,477.99/75,171.44 = 30,600.09/x
  3. Step 3: Cross multiply
    54,477.99x = 75,171.44 × 30,600.09
  4. Step 4: Simplify right side
    54,477.99x = 2,300,252,905.93
  5. Step 5: Solve for x
    x = 2,300,252,905.93/54,477.99
  6. Step 6: Final answer
    x = 42,223.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.