Home / 317,082.15-437,563.89-173,837.30

Finding the Fourth Proportional to 317,082.15, 437,563.89 and 173,837.30

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Solution

The fourth proportional to 317,082.15, 437,563.89 and 173,837.30 is: 239,890.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,082.15 : 437,563.89 = 173,837.30 : x
  2. Step 2: Convert to fraction form
    317,082.15/437,563.89 = 173,837.30/x
  3. Step 3: Cross multiply
    317,082.15x = 437,563.89 × 173,837.30
  4. Step 4: Simplify right side
    317,082.15x = 76,064,923,027.28
  5. Step 5: Solve for x
    x = 76,064,923,027.28/317,082.15
  6. Step 6: Final answer
    x = 239,890.27

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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.