Home / 377,890.20-566,835.30-125,102.70

Finding the Fourth Proportional to 377,890.20, 566,835.30 and 125,102.70

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Solution

The fourth proportional to 377,890.20, 566,835.30 and 125,102.70 is: 187,654.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,890.20 : 566,835.30 = 125,102.70 : x
  2. Step 2: Convert to fraction form
    377,890.20/566,835.30 = 125,102.70/x
  3. Step 3: Cross multiply
    377,890.20x = 566,835.30 × 125,102.70
  4. Step 4: Simplify right side
    377,890.20x = 70,912,626,485.31
  5. Step 5: Solve for x
    x = 70,912,626,485.31/377,890.20
  6. Step 6: Final answer
    x = 187,654.05

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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.