Home / 195,218.20-292,632.90-89,853.40

Finding the Fourth Proportional to 195,218.20, 292,632.90 and 89,853.40

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Solution

The fourth proportional to 195,218.20, 292,632.90 and 89,853.40 is: 134,690.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,218.20 : 292,632.90 = 89,853.40 : x
  2. Step 2: Convert to fraction form
    195,218.20/292,632.90 = 89,853.40/x
  3. Step 3: Cross multiply
    195,218.20x = 292,632.90 × 89,853.40
  4. Step 4: Simplify right side
    195,218.20x = 26,294,061,016.86
  5. Step 5: Solve for x
    x = 26,294,061,016.86/195,218.20
  6. Step 6: Final answer
    x = 134,690.62

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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.