Home / 164,220.12-246,240.72-74,157.30

Finding the Fourth Proportional to 164,220.12, 246,240.72 and 74,157.30

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Solution

The fourth proportional to 164,220.12, 246,240.72 and 74,157.30 is: 111,195.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,220.12 : 246,240.72 = 74,157.30 : x
  2. Step 2: Convert to fraction form
    164,220.12/246,240.72 = 74,157.30/x
  3. Step 3: Cross multiply
    164,220.12x = 246,240.72 × 74,157.30
  4. Step 4: Simplify right side
    164,220.12x = 18,260,546,945.26
  5. Step 5: Solve for x
    x = 18,260,546,945.26/164,220.12
  6. Step 6: Final answer
    x = 111,195.55

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1.5x scale

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.