Home / 97,757.28-134,904.24-55,315.44

Finding the Fourth Proportional to 97,757.28, 134,904.24 and 55,315.44

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Solution

The fourth proportional to 97,757.28, 134,904.24 and 55,315.44 is: 76,334.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,757.28 : 134,904.24 = 55,315.44 : x
  2. Step 2: Convert to fraction form
    97,757.28/134,904.24 = 55,315.44/x
  3. Step 3: Cross multiply
    97,757.28x = 134,904.24 × 55,315.44
  4. Step 4: Simplify right side
    97,757.28x = 7,462,287,393.47
  5. Step 5: Solve for x
    x = 7,462,287,393.47/97,757.28
  6. Step 6: Final answer
    x = 76,334.85

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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.