Home / 118,967.49-164,183.76-67,979.04

Finding the Fourth Proportional to 118,967.49, 164,183.76 and 67,979.04

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Solution

The fourth proportional to 118,967.49, 164,183.76 and 67,979.04 is: 93,816.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    118,967.49 : 164,183.76 = 67,979.04 : x
  2. Step 2: Convert to fraction form
    118,967.49/164,183.76 = 67,979.04/x
  3. Step 3: Cross multiply
    118,967.49x = 164,183.76 × 67,979.04
  4. Step 4: Simplify right side
    118,967.49x = 11,161,054,388.39
  5. Step 5: Solve for x
    x = 11,161,054,388.39/118,967.49
  6. Step 6: Final answer
    x = 93,816.00

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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.