Home / 113,529.94-156,676.17-63,228.94

Finding the Fourth Proportional to 113,529.94, 156,676.17 and 63,228.94

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Solution

The fourth proportional to 113,529.94, 156,676.17 and 63,228.94 is: 87,258.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,529.94 : 156,676.17 = 63,228.94 : x
  2. Step 2: Convert to fraction form
    113,529.94/156,676.17 = 63,228.94/x
  3. Step 3: Cross multiply
    113,529.94x = 156,676.17 × 63,228.94
  4. Step 4: Simplify right side
    113,529.94x = 9,906,467,997.78
  5. Step 5: Solve for x
    x = 9,906,467,997.78/113,529.94
  6. Step 6: Final answer
    x = 87,258.64

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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.