Home / 317,187.54-437,724.81-173,939.04

Finding the Fourth Proportional to 317,187.54, 437,724.81 and 173,939.04

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Solution

The fourth proportional to 317,187.54, 437,724.81 and 173,939.04 is: 240,039.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,187.54 : 437,724.81 = 173,939.04 : x
  2. Step 2: Convert to fraction form
    317,187.54/437,724.81 = 173,939.04/x
  3. Step 3: Cross multiply
    317,187.54x = 437,724.81 × 173,939.04
  4. Step 4: Simplify right side
    317,187.54x = 76,137,433,235.58
  5. Step 5: Solve for x
    x = 76,137,433,235.58/317,187.54
  6. Step 6: Final answer
    x = 240,039.17

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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.