Home / 166,623.40-249,789.30-148,908.70

Finding the Fourth Proportional to 166,623.40, 249,789.30 and 148,908.70

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Solution

The fourth proportional to 166,623.40, 249,789.30 and 148,908.70 is: 223,232.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,623.40 : 249,789.30 = 148,908.70 : x
  2. Step 2: Convert to fraction form
    166,623.40/249,789.30 = 148,908.70/x
  3. Step 3: Cross multiply
    166,623.40x = 249,789.30 × 148,908.70
  4. Step 4: Simplify right side
    166,623.40x = 37,195,799,936.91
  5. Step 5: Solve for x
    x = 37,195,799,936.91/166,623.40
  6. Step 6: Final answer
    x = 223,232.75

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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.