Home / 166,355.34-249,604.49-54,069.96

Finding the Fourth Proportional to 166,355.34, 249,604.49 and 54,069.96

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Solution

The fourth proportional to 166,355.34, 249,604.49 and 54,069.96 is: 81,128.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,355.34 : 249,604.49 = 54,069.96 : x
  2. Step 2: Convert to fraction form
    166,355.34/249,604.49 = 54,069.96/x
  3. Step 3: Cross multiply
    166,355.34x = 249,604.49 × 54,069.96
  4. Step 4: Simplify right side
    166,355.34x = 13,496,104,790.12
  5. Step 5: Solve for x
    x = 13,496,104,790.12/166,355.34
  6. Step 6: Final answer
    x = 81,128.17

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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.