Home / 166,354.97-249,710.04-71,632.05

Finding the Fourth Proportional to 166,354.97, 249,710.04 and 71,632.05

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Solution

The fourth proportional to 166,354.97, 249,710.04 and 71,632.05 is: 107,524.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,354.97 : 249,710.04 = 71,632.05 : x
  2. Step 2: Convert to fraction form
    166,354.97/249,710.04 = 71,632.05/x
  3. Step 3: Cross multiply
    166,354.97x = 249,710.04 × 71,632.05
  4. Step 4: Simplify right side
    166,354.97x = 17,887,241,134.37
  5. Step 5: Solve for x
    x = 17,887,241,134.37/166,354.97
  6. Step 6: Final answer
    x = 107,524.54

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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.