Home / 164,485.36-226,872.42-113,517.40

Finding the Fourth Proportional to 164,485.36, 226,872.42 and 113,517.40

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Solution

The fourth proportional to 164,485.36, 226,872.42 and 113,517.40 is: 156,573.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    164,485.36 : 226,872.42 = 113,517.40 : x
  2. Step 2: Convert to fraction form
    164,485.36/226,872.42 = 113,517.40/x
  3. Step 3: Cross multiply
    164,485.36x = 226,872.42 × 113,517.40
  4. Step 4: Simplify right side
    164,485.36x = 25,753,967,250.11
  5. Step 5: Solve for x
    x = 25,753,967,250.11/164,485.36
  6. Step 6: Final answer
    x = 156,573.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.