Home / 193,326.20-289,955.90-51,172.44

Finding the Fourth Proportional to 193,326.20, 289,955.90 and 51,172.44

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Solution

The fourth proportional to 193,326.20, 289,955.90 and 51,172.44 is: 76,749.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,326.20 : 289,955.90 = 51,172.44 : x
  2. Step 2: Convert to fraction form
    193,326.20/289,955.90 = 51,172.44/x
  3. Step 3: Cross multiply
    193,326.20x = 289,955.90 × 51,172.44
  4. Step 4: Simplify right side
    193,326.20x = 14,837,750,895.40
  5. Step 5: Solve for x
    x = 14,837,750,895.40/193,326.20
  6. Step 6: Final answer
    x = 76,749.82

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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.