Home / 132,826.56-183,285.90-79,104.12

Finding the Fourth Proportional to 132,826.56, 183,285.90 and 79,104.12

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Solution

The fourth proportional to 132,826.56, 183,285.90 and 79,104.12 is: 109,154.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,826.56 : 183,285.90 = 79,104.12 : x
  2. Step 2: Convert to fraction form
    132,826.56/183,285.90 = 79,104.12/x
  3. Step 3: Cross multiply
    132,826.56x = 183,285.90 × 79,104.12
  4. Step 4: Simplify right side
    132,826.56x = 14,498,669,827.91
  5. Step 5: Solve for x
    x = 14,498,669,827.91/132,826.56
  6. Step 6: Final answer
    x = 109,154.90

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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.