Home / 267,947.60-401,961.90-87,973.16

Finding the Fourth Proportional to 267,947.60, 401,961.90 and 87,973.16

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Solution

The fourth proportional to 267,947.60, 401,961.90 and 87,973.16 is: 131,973.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,947.60 : 401,961.90 = 87,973.16 : x
  2. Step 2: Convert to fraction form
    267,947.60/401,961.90 = 87,973.16/x
  3. Step 3: Cross multiply
    267,947.60x = 401,961.90 × 87,973.16
  4. Step 4: Simplify right side
    267,947.60x = 35,361,858,542.60
  5. Step 5: Solve for x
    x = 35,361,858,542.60/267,947.60
  6. Step 6: Final answer
    x = 131,973.04

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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.