Home / 131,443.44-197,176.08-52,514.64

Finding the Fourth Proportional to 131,443.44, 197,176.08 and 52,514.64

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Solution

The fourth proportional to 131,443.44, 197,176.08 and 52,514.64 is: 78,776.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,443.44 : 197,176.08 = 52,514.64 : x
  2. Step 2: Convert to fraction form
    131,443.44/197,176.08 = 52,514.64/x
  3. Step 3: Cross multiply
    131,443.44x = 197,176.08 × 52,514.64
  4. Step 4: Simplify right side
    131,443.44x = 10,354,630,857.81
  5. Step 5: Solve for x
    x = 10,354,630,857.81/131,443.44
  6. Step 6: Final answer
    x = 78,776.32

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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.