Home / 61,936.10-92,947.35-39,803.30

Finding the Fourth Proportional to 61,936.10, 92,947.35 and 39,803.30

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Solution

The fourth proportional to 61,936.10, 92,947.35 and 39,803.30 is: 59,732.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,936.10 : 92,947.35 = 39,803.30 : x
  2. Step 2: Convert to fraction form
    61,936.10/92,947.35 = 39,803.30/x
  3. Step 3: Cross multiply
    61,936.10x = 92,947.35 × 39,803.30
  4. Step 4: Simplify right side
    61,936.10x = 3,699,611,256.26
  5. Step 5: Solve for x
    x = 3,699,611,256.26/61,936.10
  6. Step 6: Final answer
    x = 59,732.71

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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.