Home / 169,969.20-234,418.68-118,964.40

Finding the Fourth Proportional to 169,969.20, 234,418.68 and 118,964.40

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Solution

The fourth proportional to 169,969.20, 234,418.68 and 118,964.40 is: 164,073.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,969.20 : 234,418.68 = 118,964.40 : x
  2. Step 2: Convert to fraction form
    169,969.20/234,418.68 = 118,964.40/x
  3. Step 3: Cross multiply
    169,969.20x = 234,418.68 × 118,964.40
  4. Step 4: Simplify right side
    169,969.20x = 27,887,477,614.99
  5. Step 5: Solve for x
    x = 27,887,477,614.99/169,969.20
  6. Step 6: Final answer
    x = 164,073.71

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1.5x scale

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.