Home / 195,208.20-292,617.90-89,843.40

Finding the Fourth Proportional to 195,208.20, 292,617.90 and 89,843.40

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Solution

The fourth proportional to 195,208.20, 292,617.90 and 89,843.40 is: 134,675.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,208.20 : 292,617.90 = 89,843.40 : x
  2. Step 2: Convert to fraction form
    195,208.20/292,617.90 = 89,843.40/x
  3. Step 3: Cross multiply
    195,208.20x = 292,617.90 × 89,843.40
  4. Step 4: Simplify right side
    195,208.20x = 26,289,787,036.86
  5. Step 5: Solve for x
    x = 26,289,787,036.86/195,208.20
  6. Step 6: Final answer
    x = 134,675.63

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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.