Home / 147,975.66-204,156.44-84,268.34

Finding the Fourth Proportional to 147,975.66, 204,156.44 and 84,268.34

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Solution

The fourth proportional to 147,975.66, 204,156.44 and 84,268.34 is: 116,261.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,975.66 : 204,156.44 = 84,268.34 : x
  2. Step 2: Convert to fraction form
    147,975.66/204,156.44 = 84,268.34/x
  3. Step 3: Cross multiply
    147,975.66x = 204,156.44 × 84,268.34
  4. Step 4: Simplify right side
    147,975.66x = 17,203,924,299.11
  5. Step 5: Solve for x
    x = 17,203,924,299.11/147,975.66
  6. Step 6: Final answer
    x = 116,261.85

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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.