Home / 131,019.78-196,529.64-32,523.78

Finding the Fourth Proportional to 131,019.78, 196,529.64 and 32,523.78

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Solution

The fourth proportional to 131,019.78, 196,529.64 and 32,523.78 is: 48,785.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,019.78 : 196,529.64 = 32,523.78 : x
  2. Step 2: Convert to fraction form
    131,019.78/196,529.64 = 32,523.78/x
  3. Step 3: Cross multiply
    131,019.78x = 196,529.64 × 32,523.78
  4. Step 4: Simplify right side
    131,019.78x = 6,391,886,774.84
  5. Step 5: Solve for x
    x = 6,391,886,774.84/131,019.78
  6. Step 6: Final answer
    x = 48,785.66

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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.