Home / 166,108.10-249,201.81-53,788.46

Finding the Fourth Proportional to 166,108.10, 249,201.81 and 53,788.46

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Solution

The fourth proportional to 166,108.10, 249,201.81 and 53,788.46 is: 80,695.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,108.10 : 249,201.81 = 53,788.46 : x
  2. Step 2: Convert to fraction form
    166,108.10/249,201.81 = 53,788.46/x
  3. Step 3: Cross multiply
    166,108.10x = 249,201.81 × 53,788.46
  4. Step 4: Simplify right side
    166,108.10x = 13,404,180,343.10
  5. Step 5: Solve for x
    x = 13,404,180,343.10/166,108.10
  6. Step 6: Final answer
    x = 80,695.53

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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.