Home / 131,682.06-197,633.70-56,858.76

Finding the Fourth Proportional to 131,682.06, 197,633.70 and 56,858.76

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Solution

The fourth proportional to 131,682.06, 197,633.70 and 56,858.76 is: 85,335.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,682.06 : 197,633.70 = 56,858.76 : x
  2. Step 2: Convert to fraction form
    131,682.06/197,633.70 = 56,858.76/x
  3. Step 3: Cross multiply
    131,682.06x = 197,633.70 × 56,858.76
  4. Step 4: Simplify right side
    131,682.06x = 11,237,207,116.21
  5. Step 5: Solve for x
    x = 11,237,207,116.21/131,682.06
  6. Step 6: Final answer
    x = 85,335.90

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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.