Home / 149,044.08-205,768.44-92,486.64

Finding the Fourth Proportional to 149,044.08, 205,768.44 and 92,486.64

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Solution

The fourth proportional to 149,044.08, 205,768.44 and 92,486.64 is: 127,685.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,044.08 : 205,768.44 = 92,486.64 : x
  2. Step 2: Convert to fraction form
    149,044.08/205,768.44 = 92,486.64/x
  3. Step 3: Cross multiply
    149,044.08x = 205,768.44 × 92,486.64
  4. Step 4: Simplify right side
    149,044.08x = 19,030,831,633.64
  5. Step 5: Solve for x
    x = 19,030,831,633.64/149,044.08
  6. Step 6: Final answer
    x = 127,685.93

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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.