Home / 164,865.56-246,913.72-120,381.96

Finding the Fourth Proportional to 164,865.56, 246,913.72 and 120,381.96

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Solution

The fourth proportional to 164,865.56, 246,913.72 and 120,381.96 is: 180,292.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,865.56 : 246,913.72 = 120,381.96 : x
  2. Step 2: Convert to fraction form
    164,865.56/246,913.72 = 120,381.96/x
  3. Step 3: Cross multiply
    164,865.56x = 246,913.72 × 120,381.96
  4. Step 4: Simplify right side
    164,865.56x = 29,723,957,564.49
  5. Step 5: Solve for x
    x = 29,723,957,564.49/164,865.56
  6. Step 6: Final answer
    x = 180,292.10

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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.