Home / 165,928.80-248,893.20-47,589.60

Finding the Fourth Proportional to 165,928.80, 248,893.20 and 47,589.60

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Solution

The fourth proportional to 165,928.80, 248,893.20 and 47,589.60 is: 71,384.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,928.80 : 248,893.20 = 47,589.60 : x
  2. Step 2: Convert to fraction form
    165,928.80/248,893.20 = 47,589.60/x
  3. Step 3: Cross multiply
    165,928.80x = 248,893.20 × 47,589.60
  4. Step 4: Simplify right side
    165,928.80x = 11,844,727,830.72
  5. Step 5: Solve for x
    x = 11,844,727,830.72/165,928.80
  6. Step 6: Final answer
    x = 71,384.40

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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.