Home / 127,716.11-191,597.40-52,795.56

Finding the Fourth Proportional to 127,716.11, 191,597.40 and 52,795.56

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Solution

The fourth proportional to 127,716.11, 191,597.40 and 52,795.56 is: 79,202.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,716.11 : 191,597.40 = 52,795.56 : x
  2. Step 2: Convert to fraction form
    127,716.11/191,597.40 = 52,795.56/x
  3. Step 3: Cross multiply
    127,716.11x = 191,597.40 × 52,795.56
  4. Step 4: Simplify right side
    127,716.11x = 10,115,492,374.55
  5. Step 5: Solve for x
    x = 10,115,492,374.55/127,716.11
  6. Step 6: Final answer
    x = 79,202.95

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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.