Home / 61,826.72-92,757.40-20,302.88

Finding the Fourth Proportional to 61,826.72, 92,757.40 and 20,302.88

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Solution

The fourth proportional to 61,826.72, 92,757.40 and 20,302.88 is: 30,460.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,826.72 : 92,757.40 = 20,302.88 : x
  2. Step 2: Convert to fraction form
    61,826.72/92,757.40 = 20,302.88/x
  3. Step 3: Cross multiply
    61,826.72x = 92,757.40 × 20,302.88
  4. Step 4: Simplify right side
    61,826.72x = 1,883,242,361.31
  5. Step 5: Solve for x
    x = 1,883,242,361.31/61,826.72
  6. Step 6: Final answer
    x = 30,460.01

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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.