Home / 115,579.44-173,393.68-40,696.56

Finding the Fourth Proportional to 115,579.44, 173,393.68 and 40,696.56

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Solution

The fourth proportional to 115,579.44, 173,393.68 and 40,696.56 is: 61,053.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,579.44 : 173,393.68 = 40,696.56 : x
  2. Step 2: Convert to fraction form
    115,579.44/173,393.68 = 40,696.56/x
  3. Step 3: Cross multiply
    115,579.44x = 173,393.68 × 40,696.56
  4. Step 4: Simplify right side
    115,579.44x = 7,056,526,301.74
  5. Step 5: Solve for x
    x = 7,056,526,301.74/115,579.44
  6. Step 6: Final answer
    x = 61,053.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.