Home / 166,351.40-249,527.10-61,156.70

Finding the Fourth Proportional to 166,351.40, 249,527.10 and 61,156.70

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Solution

The fourth proportional to 166,351.40, 249,527.10 and 61,156.70 is: 91,735.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,351.40 : 249,527.10 = 61,156.70 : x
  2. Step 2: Convert to fraction form
    166,351.40/249,527.10 = 61,156.70/x
  3. Step 3: Cross multiply
    166,351.40x = 249,527.10 × 61,156.70
  4. Step 4: Simplify right side
    166,351.40x = 15,260,253,996.57
  5. Step 5: Solve for x
    x = 15,260,253,996.57/166,351.40
  6. Step 6: Final answer
    x = 91,735.05

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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.