Home / 206,059.46-308,975.63-63,865.31

Finding the Fourth Proportional to 206,059.46, 308,975.63 and 63,865.31

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Solution

The fourth proportional to 206,059.46, 308,975.63 and 63,865.31 is: 95,762.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,059.46 : 308,975.63 = 63,865.31 : x
  2. Step 2: Convert to fraction form
    206,059.46/308,975.63 = 63,865.31/x
  3. Step 3: Cross multiply
    206,059.46x = 308,975.63 × 63,865.31
  4. Step 4: Simplify right side
    206,059.46x = 19,732,822,528.19
  5. Step 5: Solve for x
    x = 19,732,822,528.19/206,059.46
  6. Step 6: Final answer
    x = 95,762.76

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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.