Home / 166,040.66-249,059.64-47,711.54

Finding the Fourth Proportional to 166,040.66, 249,059.64 and 47,711.54

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Solution

The fourth proportional to 166,040.66, 249,059.64 and 47,711.54 is: 71,566.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,040.66 : 249,059.64 = 47,711.54 : x
  2. Step 2: Convert to fraction form
    166,040.66/249,059.64 = 47,711.54/x
  3. Step 3: Cross multiply
    166,040.66x = 249,059.64 × 47,711.54
  4. Step 4: Simplify right side
    166,040.66x = 11,883,018,976.25
  5. Step 5: Solve for x
    x = 11,883,018,976.25/166,040.66
  6. Step 6: Final answer
    x = 71,566.92

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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.