Home / 171,152.28-256,729.50-112,037.56

Finding the Fourth Proportional to 171,152.28, 256,729.50 and 112,037.56

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Solution

The fourth proportional to 171,152.28, 256,729.50 and 112,037.56 is: 168,057.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,152.28 : 256,729.50 = 112,037.56 : x
  2. Step 2: Convert to fraction form
    171,152.28/256,729.50 = 112,037.56/x
  3. Step 3: Cross multiply
    171,152.28x = 256,729.50 × 112,037.56
  4. Step 4: Simplify right side
    171,152.28x = 28,763,346,760.02
  5. Step 5: Solve for x
    x = 28,763,346,760.02/171,152.28
  6. Step 6: Final answer
    x = 168,057.05

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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.