Home / 105,394.03-158,093.10-38,799.88

Finding the Fourth Proportional to 105,394.03, 158,093.10 and 38,799.88

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Solution

The fourth proportional to 105,394.03, 158,093.10 and 38,799.88 is: 58,200.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,394.03 : 158,093.10 = 38,799.88 : x
  2. Step 2: Convert to fraction form
    105,394.03/158,093.10 = 38,799.88/x
  3. Step 3: Cross multiply
    105,394.03x = 158,093.10 × 38,799.88
  4. Step 4: Simplify right side
    105,394.03x = 6,133,992,913.60
  5. Step 5: Solve for x
    x = 6,133,992,913.60/105,394.03
  6. Step 6: Final answer
    x = 58,200.57

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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.