Home / 185,155.05-277,732.58-170,720.85

Finding the Fourth Proportional to 185,155.05, 277,732.58 and 170,720.85

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Solution

The fourth proportional to 185,155.05, 277,732.58 and 170,720.85 is: 256,081.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,155.05 : 277,732.58 = 170,720.85 : x
  2. Step 2: Convert to fraction form
    185,155.05/277,732.58 = 170,720.85/x
  3. Step 3: Cross multiply
    185,155.05x = 277,732.58 × 170,720.85
  4. Step 4: Simplify right side
    185,155.05x = 47,414,741,276.69
  5. Step 5: Solve for x
    x = 47,414,741,276.69/185,155.05
  6. Step 6: Final answer
    x = 256,081.28

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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.