Home / 120,338.94-180,528.91-60,396.00

Finding the Fourth Proportional to 120,338.94, 180,528.91 and 60,396.00

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Solution

The fourth proportional to 120,338.94, 180,528.91 and 60,396.00 is: 90,604.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,338.94 : 180,528.91 = 60,396.00 : x
  2. Step 2: Convert to fraction form
    120,338.94/180,528.91 = 60,396.00/x
  3. Step 3: Cross multiply
    120,338.94x = 180,528.91 × 60,396.00
  4. Step 4: Simplify right side
    120,338.94x = 10,903,224,348.69
  5. Step 5: Solve for x
    x = 10,903,224,348.69/120,338.94
  6. Step 6: Final answer
    x = 90,604.29

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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.