Home / 56,604.04-78,120.40-32,736.58

Finding the Fourth Proportional to 56,604.04, 78,120.40 and 32,736.58

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Solution

The fourth proportional to 56,604.04, 78,120.40 and 32,736.58 is: 45,180.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,604.04 : 78,120.40 = 32,736.58 : x
  2. Step 2: Convert to fraction form
    56,604.04/78,120.40 = 32,736.58/x
  3. Step 3: Cross multiply
    56,604.04x = 78,120.40 × 32,736.58
  4. Step 4: Simplify right side
    56,604.04x = 2,557,394,724.23
  5. Step 5: Solve for x
    x = 2,557,394,724.23/56,604.04
  6. Step 6: Final answer
    x = 45,180.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.