Home / 113,546.41-156,682.30-69,932.01

Finding the Fourth Proportional to 113,546.41, 156,682.30 and 69,932.01

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Solution

The fourth proportional to 113,546.41, 156,682.30 and 69,932.01 is: 96,498.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,546.41 : 156,682.30 = 69,932.01 : x
  2. Step 2: Convert to fraction form
    113,546.41/156,682.30 = 69,932.01/x
  3. Step 3: Cross multiply
    113,546.41x = 156,682.30 × 69,932.01
  4. Step 4: Simplify right side
    113,546.41x = 10,957,107,832.94
  5. Step 5: Solve for x
    x = 10,957,107,832.94/113,546.41
  6. Step 6: Final answer
    x = 96,498.94

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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.