Home / 166,286.69-249,365.33-53,939.74

Finding the Fourth Proportional to 166,286.69, 249,365.33 and 53,939.74

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Solution

The fourth proportional to 166,286.69, 249,365.33 and 53,939.74 is: 80,888.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,286.69 : 249,365.33 = 53,939.74 : x
  2. Step 2: Convert to fraction form
    166,286.69/249,365.33 = 53,939.74/x
  3. Step 3: Cross multiply
    166,286.69x = 249,365.33 × 53,939.74
  4. Step 4: Simplify right side
    166,286.69x = 13,450,701,065.21
  5. Step 5: Solve for x
    x = 13,450,701,065.21/166,286.69
  6. Step 6: Final answer
    x = 80,888.62

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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.