Home / 97,474.56-146,225.78-30,012.30

Finding the Fourth Proportional to 97,474.56, 146,225.78 and 30,012.30

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Solution

The fourth proportional to 97,474.56, 146,225.78 and 30,012.30 is: 45,022.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,474.56 : 146,225.78 = 30,012.30 : x
  2. Step 2: Convert to fraction form
    97,474.56/146,225.78 = 30,012.30/x
  3. Step 3: Cross multiply
    97,474.56x = 146,225.78 × 30,012.30
  4. Step 4: Simplify right side
    97,474.56x = 4,388,571,818.36
  5. Step 5: Solve for x
    x = 4,388,571,818.36/97,474.56
  6. Step 6: Final answer
    x = 45,022.74

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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.