Home / 52,500.30-72,450.45-28,627.02

Finding the Fourth Proportional to 52,500.30, 72,450.45 and 28,627.02

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Solution

The fourth proportional to 52,500.30, 72,450.45 and 28,627.02 is: 39,505.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,500.30 : 72,450.45 = 28,627.02 : x
  2. Step 2: Convert to fraction form
    52,500.30/72,450.45 = 28,627.02/x
  3. Step 3: Cross multiply
    52,500.30x = 72,450.45 × 28,627.02
  4. Step 4: Simplify right side
    52,500.30x = 2,074,040,481.16
  5. Step 5: Solve for x
    x = 2,074,040,481.16/52,500.30
  6. Step 6: Final answer
    x = 39,505.31

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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.