Home / 162,112.68-223,676.10-95,031.72

Finding the Fourth Proportional to 162,112.68, 223,676.10 and 95,031.72

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Solution

The fourth proportional to 162,112.68, 223,676.10 and 95,031.72 is: 131,120.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,112.68 : 223,676.10 = 95,031.72 : x
  2. Step 2: Convert to fraction form
    162,112.68/223,676.10 = 95,031.72/x
  3. Step 3: Cross multiply
    162,112.68x = 223,676.10 × 95,031.72
  4. Step 4: Simplify right side
    162,112.68x = 21,256,324,505.89
  5. Step 5: Solve for x
    x = 21,256,324,505.89/162,112.68
  6. Step 6: Final answer
    x = 131,120.68

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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.