Home / 302,550.15-417,515.73-166,581.30

Finding the Fourth Proportional to 302,550.15, 417,515.73 and 166,581.30

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Solution

The fourth proportional to 302,550.15, 417,515.73 and 166,581.30 is: 229,880.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,550.15 : 417,515.73 = 166,581.30 : x
  2. Step 2: Convert to fraction form
    302,550.15/417,515.73 = 166,581.30/x
  3. Step 3: Cross multiply
    302,550.15x = 417,515.73 × 166,581.30
  4. Step 4: Simplify right side
    302,550.15x = 69,550,313,073.85
  5. Step 5: Solve for x
    x = 69,550,313,073.85/302,550.15
  6. Step 6: Final answer
    x = 229,880.28

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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.