Home / 317,183.50-437,673-173,905.84

Finding the Fourth Proportional to 317,183.50, 437,673 and 173,905.84

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Solution

The fourth proportional to 317,183.50, 437,673 and 173,905.84 is: 239,968.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,183.50 : 437,673 = 173,905.84 : x
  2. Step 2: Convert to fraction form
    317,183.50/437,673 = 173,905.84/x
  3. Step 3: Cross multiply
    317,183.50x = 437,673 × 173,905.84
  4. Step 4: Simplify right side
    317,183.50x = 76,113,890,710.32
  5. Step 5: Solve for x
    x = 76,113,890,710.32/317,183.50
  6. Step 6: Final answer
    x = 239,968.00

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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.