Home / 54,987.60-82,522.86-40,234.58

Finding the Fourth Proportional to 54,987.60, 82,522.86 and 40,234.58

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Solution

The fourth proportional to 54,987.60, 82,522.86 and 40,234.58 is: 60,382.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,987.60 : 82,522.86 = 40,234.58 : x
  2. Step 2: Convert to fraction form
    54,987.60/82,522.86 = 40,234.58/x
  3. Step 3: Cross multiply
    54,987.60x = 82,522.86 × 40,234.58
  4. Step 4: Simplify right side
    54,987.60x = 3,320,272,612.50
  5. Step 5: Solve for x
    x = 3,320,272,612.50/54,987.60
  6. Step 6: Final answer
    x = 60,382.21

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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.