Home / 166,323.90-249,522.30-82,124.40

Finding the Fourth Proportional to 166,323.90, 249,522.30 and 82,124.40

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Solution

The fourth proportional to 166,323.90, 249,522.30 and 82,124.40 is: 123,204.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,323.90 : 249,522.30 = 82,124.40 : x
  2. Step 2: Convert to fraction form
    166,323.90/249,522.30 = 82,124.40/x
  3. Step 3: Cross multiply
    166,323.90x = 249,522.30 × 82,124.40
  4. Step 4: Simplify right side
    166,323.90x = 20,491,869,174.12
  5. Step 5: Solve for x
    x = 20,491,869,174.12/166,323.90
  6. Step 6: Final answer
    x = 123,204.60

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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.