Home / 217,048.80-325,573.20-195,621.60

Finding the Fourth Proportional to 217,048.80, 325,573.20 and 195,621.60

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Solution

The fourth proportional to 217,048.80, 325,573.20 and 195,621.60 is: 293,432.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,048.80 : 325,573.20 = 195,621.60 : x
  2. Step 2: Convert to fraction form
    217,048.80/325,573.20 = 195,621.60/x
  3. Step 3: Cross multiply
    217,048.80x = 325,573.20 × 195,621.60
  4. Step 4: Simplify right side
    217,048.80x = 63,689,150,301.12
  5. Step 5: Solve for x
    x = 63,689,150,301.12/217,048.80
  6. Step 6: Final answer
    x = 293,432.40

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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.