Home / 196,080.41-294,002.01-87,989.96

Finding the Fourth Proportional to 196,080.41, 294,002.01 and 87,989.96

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Solution

The fourth proportional to 196,080.41, 294,002.01 and 87,989.96 is: 131,931.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,080.41 : 294,002.01 = 87,989.96 : x
  2. Step 2: Convert to fraction form
    196,080.41/294,002.01 = 87,989.96/x
  3. Step 3: Cross multiply
    196,080.41x = 294,002.01 × 87,989.96
  4. Step 4: Simplify right side
    196,080.41x = 25,869,225,099.82
  5. Step 5: Solve for x
    x = 25,869,225,099.82/196,080.41
  6. Step 6: Final answer
    x = 131,931.72

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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.