Home / 104,235.39-156,353.22-73,209.15

Finding the Fourth Proportional to 104,235.39, 156,353.22 and 73,209.15

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Solution

The fourth proportional to 104,235.39, 156,353.22 and 73,209.15 is: 109,813.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,235.39 : 156,353.22 = 73,209.15 : x
  2. Step 2: Convert to fraction form
    104,235.39/156,353.22 = 73,209.15/x
  3. Step 3: Cross multiply
    104,235.39x = 156,353.22 × 73,209.15
  4. Step 4: Simplify right side
    104,235.39x = 11,446,486,335.96
  5. Step 5: Solve for x
    x = 11,446,486,335.96/104,235.39
  6. Step 6: Final answer
    x = 109,813.82

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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.