Home / 54,653.94-81,877.23-32,420.34

Finding the Fourth Proportional to 54,653.94, 81,877.23 and 32,420.34

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Solution

The fourth proportional to 54,653.94, 81,877.23 and 32,420.34 is: 48,569.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,653.94 : 81,877.23 = 32,420.34 : x
  2. Step 2: Convert to fraction form
    54,653.94/81,877.23 = 32,420.34/x
  3. Step 3: Cross multiply
    54,653.94x = 81,877.23 × 32,420.34
  4. Step 4: Simplify right side
    54,653.94x = 2,654,487,634.86
  5. Step 5: Solve for x
    x = 2,654,487,634.86/54,653.94
  6. Step 6: Final answer
    x = 48,569.01

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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.