Home / 257,194.20-354,919.96-142,468.24

Finding the Fourth Proportional to 257,194.20, 354,919.96 and 142,468.24

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Solution

The fourth proportional to 257,194.20, 354,919.96 and 142,468.24 is: 196,601.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,194.20 : 354,919.96 = 142,468.24 : x
  2. Step 2: Convert to fraction form
    257,194.20/354,919.96 = 142,468.24/x
  3. Step 3: Cross multiply
    257,194.20x = 354,919.96 × 142,468.24
  4. Step 4: Simplify right side
    257,194.20x = 50,564,822,042.07
  5. Step 5: Solve for x
    x = 50,564,822,042.07/257,194.20
  6. Step 6: Final answer
    x = 196,601.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.