Home / 156,170.36-215,578.86-95,750.84

Finding the Fourth Proportional to 156,170.36, 215,578.86 and 95,750.84

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Solution

The fourth proportional to 156,170.36, 215,578.86 and 95,750.84 is: 132,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    156,170.36 : 215,578.86 = 95,750.84 : x
  2. Step 2: Convert to fraction form
    156,170.36/215,578.86 = 95,750.84/x
  3. Step 3: Cross multiply
    156,170.36x = 215,578.86 × 95,750.84
  4. Step 4: Simplify right side
    156,170.36x = 20,641,856,931.24
  5. Step 5: Solve for x
    x = 20,641,856,931.24/156,170.36
  6. Step 6: Final answer
    x = 132,175.25

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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.