Home / 84,450.08-126,704.48-52,883.46

Finding the Fourth Proportional to 84,450.08, 126,704.48 and 52,883.46

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Solution

The fourth proportional to 84,450.08, 126,704.48 and 52,883.46 is: 79,343.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,450.08 : 126,704.48 = 52,883.46 : x
  2. Step 2: Convert to fraction form
    84,450.08/126,704.48 = 52,883.46/x
  3. Step 3: Cross multiply
    84,450.08x = 126,704.48 × 52,883.46
  4. Step 4: Simplify right side
    84,450.08x = 6,700,571,035.48
  5. Step 5: Solve for x
    x = 6,700,571,035.48/84,450.08
  6. Step 6: Final answer
    x = 79,343.58

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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.