Home / 166,474.45-249,713.98-54,155.25

Finding the Fourth Proportional to 166,474.45, 249,713.98 and 54,155.25

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Solution

The fourth proportional to 166,474.45, 249,713.98 and 54,155.25 is: 81,233.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,474.45 : 249,713.98 = 54,155.25 : x
  2. Step 2: Convert to fraction form
    166,474.45/249,713.98 = 54,155.25/x
  3. Step 3: Cross multiply
    166,474.45x = 249,713.98 × 54,155.25
  4. Step 4: Simplify right side
    166,474.45x = 13,523,322,880.01
  5. Step 5: Solve for x
    x = 13,523,322,880.01/166,474.45
  6. Step 6: Final answer
    x = 81,233.62

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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.