Home / 162,201.92-223,943.96-145,176.68

Finding the Fourth Proportional to 162,201.92, 223,943.96 and 145,176.68

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Solution

The fourth proportional to 162,201.92, 223,943.96 and 145,176.68 is: 200,438.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,201.92 : 223,943.96 = 145,176.68 : x
  2. Step 2: Convert to fraction form
    162,201.92/223,943.96 = 145,176.68/x
  3. Step 3: Cross multiply
    162,201.92x = 223,943.96 × 145,176.68
  4. Step 4: Simplify right side
    162,201.92x = 32,511,440,618.85
  5. Step 5: Solve for x
    x = 32,511,440,618.85/162,201.92
  6. Step 6: Final answer
    x = 200,438.08

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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.