Home / 196,959.16-295,489.50-56,728.72

Finding the Fourth Proportional to 196,959.16, 295,489.50 and 56,728.72

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Solution

The fourth proportional to 196,959.16, 295,489.50 and 56,728.72 is: 85,107.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,959.16 : 295,489.50 = 56,728.72 : x
  2. Step 2: Convert to fraction form
    196,959.16/295,489.50 = 56,728.72/x
  3. Step 3: Cross multiply
    196,959.16x = 295,489.50 × 56,728.72
  4. Step 4: Simplify right side
    196,959.16x = 16,762,741,108.44
  5. Step 5: Solve for x
    x = 16,762,741,108.44/196,959.16
  6. Step 6: Final answer
    x = 85,107.70

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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.