Home / 166,115.52-249,172-41,455.68

Finding the Fourth Proportional to 166,115.52, 249,172 and 41,455.68

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Solution

The fourth proportional to 166,115.52, 249,172 and 41,455.68 is: 62,183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,115.52 : 249,172 = 41,455.68 : x
  2. Step 2: Convert to fraction form
    166,115.52/249,172 = 41,455.68/x
  3. Step 3: Cross multiply
    166,115.52x = 249,172 × 41,455.68
  4. Step 4: Simplify right side
    166,115.52x = 10,329,594,696.96
  5. Step 5: Solve for x
    x = 10,329,594,696.96/166,115.52
  6. Step 6: Final answer
    x = 62,183.20

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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.