Home / 138,927.96-208,387.08-58,914.44

Finding the Fourth Proportional to 138,927.96, 208,387.08 and 58,914.44

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Solution

The fourth proportional to 138,927.96, 208,387.08 and 58,914.44 is: 88,369.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    138,927.96 : 208,387.08 = 58,914.44 : x
  2. Step 2: Convert to fraction form
    138,927.96/208,387.08 = 58,914.44/x
  3. Step 3: Cross multiply
    138,927.96x = 208,387.08 × 58,914.44
  4. Step 4: Simplify right side
    138,927.96x = 12,277,007,860.95
  5. Step 5: Solve for x
    x = 12,277,007,860.95/138,927.96
  6. Step 6: Final answer
    x = 88,369.60

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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.