Home / 166,155.63-249,272.73-53,835.66

Finding the Fourth Proportional to 166,155.63, 249,272.73 and 53,835.66

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Solution

The fourth proportional to 166,155.63, 249,272.73 and 53,835.66 is: 80,766.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,155.63 : 249,272.73 = 53,835.66 : x
  2. Step 2: Convert to fraction form
    166,155.63/249,272.73 = 53,835.66/x
  3. Step 3: Cross multiply
    166,155.63x = 249,272.73 × 53,835.66
  4. Step 4: Simplify right side
    166,155.63x = 13,419,761,939.55
  5. Step 5: Solve for x
    x = 13,419,761,939.55/166,155.63
  6. Step 6: Final answer
    x = 80,766.22

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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.