Home / 54,029.86-74,562.33-30,157.54

Finding the Fourth Proportional to 54,029.86, 74,562.33 and 30,157.54

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Solution

The fourth proportional to 54,029.86, 74,562.33 and 30,157.54 is: 41,618.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,029.86 : 74,562.33 = 30,157.54 : x
  2. Step 2: Convert to fraction form
    54,029.86/74,562.33 = 30,157.54/x
  3. Step 3: Cross multiply
    54,029.86x = 74,562.33 × 30,157.54
  4. Step 4: Simplify right side
    54,029.86x = 2,248,616,449.47
  5. Step 5: Solve for x
    x = 2,248,616,449.47/54,029.86
  6. Step 6: Final answer
    x = 41,618.03

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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.