Home / 116,043.70-160,150.54-68,312.02

Finding the Fourth Proportional to 116,043.70, 160,150.54 and 68,312.02

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Solution

The fourth proportional to 116,043.70, 160,150.54 and 68,312.02 is: 94,276.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    116,043.70 : 160,150.54 = 68,312.02 : x
  2. Step 2: Convert to fraction form
    116,043.70/160,150.54 = 68,312.02/x
  3. Step 3: Cross multiply
    116,043.70x = 160,150.54 × 68,312.02
  4. Step 4: Simplify right side
    116,043.70x = 10,940,206,891.49
  5. Step 5: Solve for x
    x = 10,940,206,891.49/116,043.70
  6. Step 6: Final answer
    x = 94,276.61

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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.