Home / 110,724.80-166,087.20-54,575.60

Finding the Fourth Proportional to 110,724.80, 166,087.20 and 54,575.60

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Solution

The fourth proportional to 110,724.80, 166,087.20 and 54,575.60 is: 81,863.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,724.80 : 166,087.20 = 54,575.60 : x
  2. Step 2: Convert to fraction form
    110,724.80/166,087.20 = 54,575.60/x
  3. Step 3: Cross multiply
    110,724.80x = 166,087.20 × 54,575.60
  4. Step 4: Simplify right side
    110,724.80x = 9,064,308,592.32
  5. Step 5: Solve for x
    x = 9,064,308,592.32/110,724.80
  6. Step 6: Final answer
    x = 81,863.40

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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.