Home / 116,256.92-160,439.82-68,512.28

Finding the Fourth Proportional to 116,256.92, 160,439.82 and 68,512.28

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Solution

The fourth proportional to 116,256.92, 160,439.82 and 68,512.28 is: 94,550.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,256.92 : 160,439.82 = 68,512.28 : x
  2. Step 2: Convert to fraction form
    116,256.92/160,439.82 = 68,512.28/x
  3. Step 3: Cross multiply
    116,256.92x = 160,439.82 × 68,512.28
  4. Step 4: Simplify right side
    116,256.92x = 10,992,097,870.99
  5. Step 5: Solve for x
    x = 10,992,097,870.99/116,256.92
  6. Step 6: Final answer
    x = 94,550.05

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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.