Home / 166,619.10-249,949.44-54,310.62

Finding the Fourth Proportional to 166,619.10, 249,949.44 and 54,310.62

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Solution

The fourth proportional to 166,619.10, 249,949.44 and 54,310.62 is: 81,472.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,619.10 : 249,949.44 = 54,310.62 : x
  2. Step 2: Convert to fraction form
    166,619.10/249,949.44 = 54,310.62/x
  3. Step 3: Cross multiply
    166,619.10x = 249,949.44 × 54,310.62
  4. Step 4: Simplify right side
    166,619.10x = 13,574,909,055.05
  5. Step 5: Solve for x
    x = 13,574,909,055.05/166,619.10
  6. Step 6: Final answer
    x = 81,472.71

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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.