Home / 147,884.57-204,179.25-87,474.62

Finding the Fourth Proportional to 147,884.57, 204,179.25 and 87,474.62

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Solution

The fourth proportional to 147,884.57, 204,179.25 and 87,474.62 is: 120,773.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,884.57 : 204,179.25 = 87,474.62 : x
  2. Step 2: Convert to fraction form
    147,884.57/204,179.25 = 87,474.62/x
  3. Step 3: Cross multiply
    147,884.57x = 204,179.25 × 87,474.62
  4. Step 4: Simplify right side
    147,884.57x = 17,860,502,305.64
  5. Step 5: Solve for x
    x = 17,860,502,305.64/147,884.57
  6. Step 6: Final answer
    x = 120,773.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.