Home / 166,040.75-249,061.13-55,232.75

Finding the Fourth Proportional to 166,040.75, 249,061.13 and 55,232.75

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Solution

The fourth proportional to 166,040.75, 249,061.13 and 55,232.75 is: 82,849.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,040.75 : 249,061.13 = 55,232.75 : x
  2. Step 2: Convert to fraction form
    166,040.75/249,061.13 = 55,232.75/x
  3. Step 3: Cross multiply
    166,040.75x = 249,061.13 × 55,232.75
  4. Step 4: Simplify right side
    166,040.75x = 13,756,331,128.01
  5. Step 5: Solve for x
    x = 13,756,331,128.01/166,040.75
  6. Step 6: Final answer
    x = 82,849.13

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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.