Home / 53,994.92-81,001.56-18,454.28

Finding the Fourth Proportional to 53,994.92, 81,001.56 and 18,454.28

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Solution

The fourth proportional to 53,994.92, 81,001.56 and 18,454.28 is: 27,684.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,994.92 : 81,001.56 = 18,454.28 : x
  2. Step 2: Convert to fraction form
    53,994.92/81,001.56 = 18,454.28/x
  3. Step 3: Cross multiply
    53,994.92x = 81,001.56 × 18,454.28
  4. Step 4: Simplify right side
    53,994.92x = 1,494,825,468.68
  5. Step 5: Solve for x
    x = 1,494,825,468.68/53,994.92
  6. Step 6: Final answer
    x = 27,684.56

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1.5x scale

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.