Home / 196,680.90-294,998.67-54,536.70

Finding the Fourth Proportional to 196,680.90, 294,998.67 and 54,536.70

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Solution

The fourth proportional to 196,680.90, 294,998.67 and 54,536.70 is: 81,798.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,680.90 : 294,998.67 = 54,536.70 : x
  2. Step 2: Convert to fraction form
    196,680.90/294,998.67 = 54,536.70/x
  3. Step 3: Cross multiply
    196,680.90x = 294,998.67 × 54,536.70
  4. Step 4: Simplify right side
    196,680.90x = 16,088,253,966.19
  5. Step 5: Solve for x
    x = 16,088,253,966.19/196,680.90
  6. Step 6: Final answer
    x = 81,798.76

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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.