Home / 166,527.90-249,828.30-82,328.40

Finding the Fourth Proportional to 166,527.90, 249,828.30 and 82,328.40

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Solution

The fourth proportional to 166,527.90, 249,828.30 and 82,328.40 is: 123,510.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,527.90 : 249,828.30 = 82,328.40 : x
  2. Step 2: Convert to fraction form
    166,527.90/249,828.30 = 82,328.40/x
  3. Step 3: Cross multiply
    166,527.90x = 249,828.30 × 82,328.40
  4. Step 4: Simplify right side
    166,527.90x = 20,567,964,213.72
  5. Step 5: Solve for x
    x = 20,567,964,213.72/166,527.90
  6. Step 6: Final answer
    x = 123,510.62

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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.