Home / 197,438.04-272,463.46-106,793.90

Finding the Fourth Proportional to 197,438.04, 272,463.46 and 106,793.90

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Solution

The fourth proportional to 197,438.04, 272,463.46 and 106,793.90 is: 147,375.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,438.04 : 272,463.46 = 106,793.90 : x
  2. Step 2: Convert to fraction form
    197,438.04/272,463.46 = 106,793.90/x
  3. Step 3: Cross multiply
    197,438.04x = 272,463.46 × 106,793.90
  4. Step 4: Simplify right side
    197,438.04x = 29,097,435,500.89
  5. Step 5: Solve for x
    x = 29,097,435,500.89/197,438.04
  6. Step 6: Final answer
    x = 147,375.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.