Home / 54,228.44-81,312.49-16,777.89

Finding the Fourth Proportional to 54,228.44, 81,312.49 and 16,777.89

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Solution

The fourth proportional to 54,228.44, 81,312.49 and 16,777.89 is: 25,157.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,228.44 : 81,312.49 = 16,777.89 : x
  2. Step 2: Convert to fraction form
    54,228.44/81,312.49 = 16,777.89/x
  3. Step 3: Cross multiply
    54,228.44x = 81,312.49 × 16,777.89
  4. Step 4: Simplify right side
    54,228.44x = 1,364,251,970.90
  5. Step 5: Solve for x
    x = 1,364,251,970.90/54,228.44
  6. Step 6: Final answer
    x = 25,157.50

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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.