Home / 166,108.23-249,201.90-53,788.50

Finding the Fourth Proportional to 166,108.23, 249,201.90 and 53,788.50

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Solution

The fourth proportional to 166,108.23, 249,201.90 and 53,788.50 is: 80,695.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,108.23 : 249,201.90 = 53,788.50 : x
  2. Step 2: Convert to fraction form
    166,108.23/249,201.90 = 53,788.50/x
  3. Step 3: Cross multiply
    166,108.23x = 249,201.90 × 53,788.50
  4. Step 4: Simplify right side
    166,108.23x = 13,404,196,398.15
  5. Step 5: Solve for x
    x = 13,404,196,398.15/166,108.23
  6. Step 6: Final answer
    x = 80,695.56

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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.