Home / 166,474.90-249,726.09-54,152.55

Finding the Fourth Proportional to 166,474.90, 249,726.09 and 54,152.55

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Solution

The fourth proportional to 166,474.90, 249,726.09 and 54,152.55 is: 81,233.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,474.90 : 249,726.09 = 54,152.55 : x
  2. Step 2: Convert to fraction form
    166,474.90/249,726.09 = 54,152.55/x
  3. Step 3: Cross multiply
    166,474.90x = 249,726.09 × 54,152.55
  4. Step 4: Simplify right side
    166,474.90x = 13,523,304,473.49
  5. Step 5: Solve for x
    x = 13,523,304,473.49/166,474.90
  6. Step 6: Final answer
    x = 81,233.30

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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.