Home / 54,521.10-75,245.36-30,324.51

Finding the Fourth Proportional to 54,521.10, 75,245.36 and 30,324.51

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Solution

The fourth proportional to 54,521.10, 75,245.36 and 30,324.51 is: 41,851.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,521.10 : 75,245.36 = 30,324.51 : x
  2. Step 2: Convert to fraction form
    54,521.10/75,245.36 = 30,324.51/x
  3. Step 3: Cross multiply
    54,521.10x = 75,245.36 × 30,324.51
  4. Step 4: Simplify right side
    54,521.10x = 2,281,778,520.15
  5. Step 5: Solve for x
    x = 2,281,778,520.15/54,521.10
  6. Step 6: Final answer
    x = 41,851.29

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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.