Home / 178,319.82-267,415.97-83,533.80

Finding the Fourth Proportional to 178,319.82, 267,415.97 and 83,533.80

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Solution

The fourth proportional to 178,319.82, 267,415.97 and 83,533.80 is: 125,270.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,319.82 : 267,415.97 = 83,533.80 : x
  2. Step 2: Convert to fraction form
    178,319.82/267,415.97 = 83,533.80/x
  3. Step 3: Cross multiply
    178,319.82x = 267,415.97 × 83,533.80
  4. Step 4: Simplify right side
    178,319.82x = 22,338,271,737.12
  5. Step 5: Solve for x
    x = 22,338,271,737.12/178,319.82
  6. Step 6: Final answer
    x = 125,270.83

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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.