Home / 193,221.68-289,833.60-87,967.04

Finding the Fourth Proportional to 193,221.68, 289,833.60 and 87,967.04

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Solution

The fourth proportional to 193,221.68, 289,833.60 and 87,967.04 is: 131,951.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,221.68 : 289,833.60 = 87,967.04 : x
  2. Step 2: Convert to fraction form
    193,221.68/289,833.60 = 87,967.04/x
  3. Step 3: Cross multiply
    193,221.68x = 289,833.60 × 87,967.04
  4. Step 4: Simplify right side
    193,221.68x = 25,495,803,884.54
  5. Step 5: Solve for x
    x = 25,495,803,884.54/193,221.68
  6. Step 6: Final answer
    x = 131,951.05

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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.