Home / 108,336.20-162,600.30-63,907.40

Finding the Fourth Proportional to 108,336.20, 162,600.30 and 63,907.40

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Solution

The fourth proportional to 108,336.20, 162,600.30 and 63,907.40 is: 95,917.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,336.20 : 162,600.30 = 63,907.40 : x
  2. Step 2: Convert to fraction form
    108,336.20/162,600.30 = 63,907.40/x
  3. Step 3: Cross multiply
    108,336.20x = 162,600.30 × 63,907.40
  4. Step 4: Simplify right side
    108,336.20x = 10,391,362,412.22
  5. Step 5: Solve for x
    x = 10,391,362,412.22/108,336.20
  6. Step 6: Final answer
    x = 95,917.73

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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.