Home / 196,731.89-294,818.54-89,853.20

Finding the Fourth Proportional to 196,731.89, 294,818.54 and 89,853.20

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Solution

The fourth proportional to 196,731.89, 294,818.54 and 89,853.20 is: 134,652.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,731.89 : 294,818.54 = 89,853.20 : x
  2. Step 2: Convert to fraction form
    196,731.89/294,818.54 = 89,853.20/x
  3. Step 3: Cross multiply
    196,731.89x = 294,818.54 × 89,853.20
  4. Step 4: Simplify right side
    196,731.89x = 26,490,388,420.54
  5. Step 5: Solve for x
    x = 26,490,388,420.54/196,731.89
  6. Step 6: Final answer
    x = 134,652.23

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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.