Home / 59,760.04-82,503.20-39,644.20

Finding the Fourth Proportional to 59,760.04, 82,503.20 and 39,644.20

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Solution

The fourth proportional to 59,760.04, 82,503.20 and 39,644.20 is: 54,731.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,760.04 : 82,503.20 = 39,644.20 : x
  2. Step 2: Convert to fraction form
    59,760.04/82,503.20 = 39,644.20/x
  3. Step 3: Cross multiply
    59,760.04x = 82,503.20 × 39,644.20
  4. Step 4: Simplify right side
    59,760.04x = 3,270,773,361.44
  5. Step 5: Solve for x
    x = 3,270,773,361.44/59,760.04
  6. Step 6: Final answer
    x = 54,731.78

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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.