Home / 226,682.83-312,816.02-123,313.60

Finding the Fourth Proportional to 226,682.83, 312,816.02 and 123,313.60

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Solution

The fourth proportional to 226,682.83, 312,816.02 and 123,313.60 is: 170,169.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,682.83 : 312,816.02 = 123,313.60 : x
  2. Step 2: Convert to fraction form
    226,682.83/312,816.02 = 123,313.60/x
  3. Step 3: Cross multiply
    226,682.83x = 312,816.02 × 123,313.60
  4. Step 4: Simplify right side
    226,682.83x = 38,574,469,090.12
  5. Step 5: Solve for x
    x = 38,574,469,090.12/226,682.83
  6. Step 6: Final answer
    x = 170,169.35

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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.