Home / 54,477.51-75,174.91-30,608.16

Finding the Fourth Proportional to 54,477.51, 75,174.91 and 30,608.16

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Solution

The fourth proportional to 54,477.51, 75,174.91 and 30,608.16 is: 42,236.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,477.51 : 75,174.91 = 30,608.16 : x
  2. Step 2: Convert to fraction form
    54,477.51/75,174.91 = 30,608.16/x
  3. Step 3: Cross multiply
    54,477.51x = 75,174.91 × 30,608.16
  4. Step 4: Simplify right side
    54,477.51x = 2,300,965,673.27
  5. Step 5: Solve for x
    x = 2,300,965,673.27/54,477.51
  6. Step 6: Final answer
    x = 42,236.98

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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.