Home / 166,264.60-249,627.30-131,243.80

Finding the Fourth Proportional to 166,264.60, 249,627.30 and 131,243.80

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Solution

The fourth proportional to 166,264.60, 249,627.30 and 131,243.80 is: 197,047.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,264.60 : 249,627.30 = 131,243.80 : x
  2. Step 2: Convert to fraction form
    166,264.60/249,627.30 = 131,243.80/x
  3. Step 3: Cross multiply
    166,264.60x = 249,627.30 × 131,243.80
  4. Step 4: Simplify right side
    166,264.60x = 32,762,035,435.74
  5. Step 5: Solve for x
    x = 32,762,035,435.74/166,264.60
  6. Step 6: Final answer
    x = 197,047.57

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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.