Home / 166,351.47-249,474.87-54,005.73

Finding the Fourth Proportional to 166,351.47, 249,474.87 and 54,005.73

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Solution

The fourth proportional to 166,351.47, 249,474.87 and 54,005.73 is: 80,991.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,351.47 : 249,474.87 = 54,005.73 : x
  2. Step 2: Convert to fraction form
    166,351.47/249,474.87 = 54,005.73/x
  3. Step 3: Cross multiply
    166,351.47x = 249,474.87 × 54,005.73
  4. Step 4: Simplify right side
    166,351.47x = 13,473,072,471.01
  5. Step 5: Solve for x
    x = 13,473,072,471.01/166,351.47
  6. Step 6: Final answer
    x = 80,991.60

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1.5x scale

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.