Home / 108,847.38-163,240.14-42,273.30

Finding the Fourth Proportional to 108,847.38, 163,240.14 and 42,273.30

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Solution

The fourth proportional to 108,847.38, 163,240.14 and 42,273.30 is: 63,397.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,847.38 : 163,240.14 = 42,273.30 : x
  2. Step 2: Convert to fraction form
    108,847.38/163,240.14 = 42,273.30/x
  3. Step 3: Cross multiply
    108,847.38x = 163,240.14 × 42,273.30
  4. Step 4: Simplify right side
    108,847.38x = 6,900,699,410.26
  5. Step 5: Solve for x
    x = 6,900,699,410.26/108,847.38
  6. Step 6: Final answer
    x = 63,397.94

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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.