Home / 166,524.40-249,788.99-54,205.21

Finding the Fourth Proportional to 166,524.40, 249,788.99 and 54,205.21

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Solution

The fourth proportional to 166,524.40, 249,788.99 and 54,205.21 is: 81,308.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,524.40 : 249,788.99 = 54,205.21 : x
  2. Step 2: Convert to fraction form
    166,524.40/249,788.99 = 54,205.21/x
  3. Step 3: Cross multiply
    166,524.40x = 249,788.99 × 54,205.21
  4. Step 4: Simplify right side
    166,524.40x = 13,539,864,658.64
  5. Step 5: Solve for x
    x = 13,539,864,658.64/166,524.40
  6. Step 6: Final answer
    x = 81,308.59

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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.