Home / 61,701.20-92,585.40-33,619.60

Finding the Fourth Proportional to 61,701.20, 92,585.40 and 33,619.60

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Solution

The fourth proportional to 61,701.20, 92,585.40 and 33,619.60 is: 50,447.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,701.20 : 92,585.40 = 33,619.60 : x
  2. Step 2: Convert to fraction form
    61,701.20/92,585.40 = 33,619.60/x
  3. Step 3: Cross multiply
    61,701.20x = 92,585.40 × 33,619.60
  4. Step 4: Simplify right side
    61,701.20x = 3,112,684,113.84
  5. Step 5: Solve for x
    x = 3,112,684,113.84/61,701.20
  6. Step 6: Final answer
    x = 50,447.71

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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.