Home / 108,415.82-162,624.94-38,245.92

Finding the Fourth Proportional to 108,415.82, 162,624.94 and 38,245.92

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Solution

The fourth proportional to 108,415.82, 162,624.94 and 38,245.92 is: 57,369.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,415.82 : 162,624.94 = 38,245.92 : x
  2. Step 2: Convert to fraction form
    108,415.82/162,624.94 = 38,245.92/x
  3. Step 3: Cross multiply
    108,415.82x = 162,624.94 × 38,245.92
  4. Step 4: Simplify right side
    108,415.82x = 6,219,740,445.24
  5. Step 5: Solve for x
    x = 6,219,740,445.24/108,415.82
  6. Step 6: Final answer
    x = 57,369.31

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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.