Home / 61,193.20-91,817.31-33,080.32

Finding the Fourth Proportional to 61,193.20, 91,817.31 and 33,080.32

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Solution

The fourth proportional to 61,193.20, 91,817.31 and 33,080.32 is: 49,635.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,193.20 : 91,817.31 = 33,080.32 : x
  2. Step 2: Convert to fraction form
    61,193.20/91,817.31 = 33,080.32/x
  3. Step 3: Cross multiply
    61,193.20x = 91,817.31 × 33,080.32
  4. Step 4: Simplify right side
    61,193.20x = 3,037,345,996.34
  5. Step 5: Solve for x
    x = 3,037,345,996.34/61,193.20
  6. Step 6: Final answer
    x = 49,635.35

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1.5x scale

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.