Home / 317,058.27-437,535.38-173,819.30

Finding the Fourth Proportional to 317,058.27, 437,535.38 and 173,819.30

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Solution

The fourth proportional to 317,058.27, 437,535.38 and 173,819.30 is: 239,867.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    317,058.27 : 437,535.38 = 173,819.30 : x
  2. Step 2: Convert to fraction form
    317,058.27/437,535.38 = 173,819.30/x
  3. Step 3: Cross multiply
    317,058.27x = 437,535.38 × 173,819.30
  4. Step 4: Simplify right side
    317,058.27x = 76,052,090,420.06
  5. Step 5: Solve for x
    x = 76,052,090,420.06/317,058.27
  6. Step 6: Final answer
    x = 239,867.87

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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.