Home / 131,164.32-196,629.60-48,038.88

Finding the Fourth Proportional to 131,164.32, 196,629.60 and 48,038.88

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Solution

The fourth proportional to 131,164.32, 196,629.60 and 48,038.88 is: 72,015.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,164.32 : 196,629.60 = 48,038.88 : x
  2. Step 2: Convert to fraction form
    131,164.32/196,629.60 = 48,038.88/x
  3. Step 3: Cross multiply
    131,164.32x = 196,629.60 × 48,038.88
  4. Step 4: Simplify right side
    131,164.32x = 9,445,865,758.85
  5. Step 5: Solve for x
    x = 9,445,865,758.85/131,164.32
  6. Step 6: Final answer
    x = 72,015.51

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.