Home / 166,379.29-249,568.72-40,019.47

Finding the Fourth Proportional to 166,379.29, 249,568.72 and 40,019.47

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Solution

The fourth proportional to 166,379.29, 249,568.72 and 40,019.47 is: 60,029.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,379.29 : 249,568.72 = 40,019.47 : x
  2. Step 2: Convert to fraction form
    166,379.29/249,568.72 = 40,019.47/x
  3. Step 3: Cross multiply
    166,379.29x = 249,568.72 × 40,019.47
  4. Step 4: Simplify right side
    166,379.29x = 9,987,607,902.98
  5. Step 5: Solve for x
    x = 9,987,607,902.98/166,379.29
  6. Step 6: Final answer
    x = 60,029.15

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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.