Home / 51,200.96-70,656.14-29,694.56

Finding the Fourth Proportional to 51,200.96, 70,656.14 and 29,694.56

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Solution

The fourth proportional to 51,200.96, 70,656.14 and 29,694.56 is: 40,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,200.96 : 70,656.14 = 29,694.56 : x
  2. Step 2: Convert to fraction form
    51,200.96/70,656.14 = 29,694.56/x
  3. Step 3: Cross multiply
    51,200.96x = 70,656.14 × 29,694.56
  4. Step 4: Simplify right side
    51,200.96x = 2,098,102,486.84
  5. Step 5: Solve for x
    x = 2,098,102,486.84/51,200.96
  6. Step 6: Final answer
    x = 40,977.80

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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.