Home / 166,114.80-249,208.65-53,775.90

Finding the Fourth Proportional to 166,114.80, 249,208.65 and 53,775.90

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Solution

The fourth proportional to 166,114.80, 249,208.65 and 53,775.90 is: 80,675.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,114.80 : 249,208.65 = 53,775.90 : x
  2. Step 2: Convert to fraction form
    166,114.80/249,208.65 = 53,775.90/x
  3. Step 3: Cross multiply
    166,114.80x = 249,208.65 × 53,775.90
  4. Step 4: Simplify right side
    166,114.80x = 13,401,419,441.54
  5. Step 5: Solve for x
    x = 13,401,419,441.54/166,114.80
  6. Step 6: Final answer
    x = 80,675.65

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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.