Home / 166,289.45-249,369.45-53,942.51

Finding the Fourth Proportional to 166,289.45, 249,369.45 and 53,942.51

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Solution

The fourth proportional to 166,289.45, 249,369.45 and 53,942.51 is: 80,892.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,289.45 : 249,369.45 = 53,942.51 : x
  2. Step 2: Convert to fraction form
    166,289.45/249,369.45 = 53,942.51/x
  3. Step 3: Cross multiply
    166,289.45x = 249,369.45 × 53,942.51
  4. Step 4: Simplify right side
    166,289.45x = 13,451,612,803.47
  5. Step 5: Solve for x
    x = 13,451,612,803.47/166,289.45
  6. Step 6: Final answer
    x = 80,892.76

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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.