Home / 84,579.06-116,719.19-45,816.97

Finding the Fourth Proportional to 84,579.06, 116,719.19 and 45,816.97

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Solution

The fourth proportional to 84,579.06, 116,719.19 and 45,816.97 is: 63,227.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,579.06 : 116,719.19 = 45,816.97 : x
  2. Step 2: Convert to fraction form
    84,579.06/116,719.19 = 45,816.97/x
  3. Step 3: Cross multiply
    84,579.06x = 116,719.19 × 45,816.97
  4. Step 4: Simplify right side
    84,579.06x = 5,347,719,626.65
  5. Step 5: Solve for x
    x = 5,347,719,626.65/84,579.06
  6. Step 6: Final answer
    x = 63,227.47

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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.