Home / 166,112.60-249,208.56-53,792.96

Finding the Fourth Proportional to 166,112.60, 249,208.56 and 53,792.96

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Solution

The fourth proportional to 166,112.60, 249,208.56 and 53,792.96 is: 80,702.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,112.60 : 249,208.56 = 53,792.96 : x
  2. Step 2: Convert to fraction form
    166,112.60/249,208.56 = 53,792.96/x
  3. Step 3: Cross multiply
    166,112.60x = 249,208.56 × 53,792.96
  4. Step 4: Simplify right side
    166,112.60x = 13,405,664,853.69
  5. Step 5: Solve for x
    x = 13,405,664,853.69/166,112.60
  6. Step 6: Final answer
    x = 80,702.28

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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.