Home / 99,145.14-148,865.30-40,096.14

Finding the Fourth Proportional to 99,145.14, 148,865.30 and 40,096.14

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Solution

The fourth proportional to 99,145.14, 148,865.30 and 40,096.14 is: 60,203.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,145.14 : 148,865.30 = 40,096.14 : x
  2. Step 2: Convert to fraction form
    99,145.14/148,865.30 = 40,096.14/x
  3. Step 3: Cross multiply
    99,145.14x = 148,865.30 × 40,096.14
  4. Step 4: Simplify right side
    99,145.14x = 5,968,923,909.94
  5. Step 5: Solve for x
    x = 5,968,923,909.94/99,145.14
  6. Step 6: Final answer
    x = 60,203.90

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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.