Home / 251,631.36-347,260.82-144,222.12

Finding the Fourth Proportional to 251,631.36, 347,260.82 and 144,222.12

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Solution

The fourth proportional to 251,631.36, 347,260.82 and 144,222.12 is: 199,032.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,631.36 : 347,260.82 = 144,222.12 : x
  2. Step 2: Convert to fraction form
    251,631.36/347,260.82 = 144,222.12/x
  3. Step 3: Cross multiply
    251,631.36x = 347,260.82 × 144,222.12
  4. Step 4: Simplify right side
    251,631.36x = 50,082,691,653.34
  5. Step 5: Solve for x
    x = 50,082,691,653.34/251,631.36
  6. Step 6: Final answer
    x = 199,032.00

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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.