Home / 162,579.92-224,358.34-90,959.72

Finding the Fourth Proportional to 162,579.92, 224,358.34 and 90,959.72

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Solution

The fourth proportional to 162,579.92, 224,358.34 and 90,959.72 is: 125,523.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,579.92 : 224,358.34 = 90,959.72 : x
  2. Step 2: Convert to fraction form
    162,579.92/224,358.34 = 90,959.72/x
  3. Step 3: Cross multiply
    162,579.92x = 224,358.34 × 90,959.72
  4. Step 4: Simplify right side
    162,579.92x = 20,407,571,786.06
  5. Step 5: Solve for x
    x = 20,407,571,786.06/162,579.92
  6. Step 6: Final answer
    x = 125,523.32

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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.