Home / 147,170.52-220,788.72-53,676.27

Finding the Fourth Proportional to 147,170.52, 220,788.72 and 53,676.27

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Solution

The fourth proportional to 147,170.52, 220,788.72 and 53,676.27 is: 80,526.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,170.52 : 220,788.72 = 53,676.27 : x
  2. Step 2: Convert to fraction form
    147,170.52/220,788.72 = 53,676.27/x
  3. Step 3: Cross multiply
    147,170.52x = 220,788.72 × 53,676.27
  4. Step 4: Simplify right side
    147,170.52x = 11,851,114,947.67
  5. Step 5: Solve for x
    x = 11,851,114,947.67/147,170.52
  6. Step 6: Final answer
    x = 80,526.42

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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.