Home / 54,261.81-81,417.30-32,118.39

Finding the Fourth Proportional to 54,261.81, 81,417.30 and 32,118.39

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Solution

The fourth proportional to 54,261.81, 81,417.30 and 32,118.39 is: 48,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,261.81 : 81,417.30 = 32,118.39 : x
  2. Step 2: Convert to fraction form
    54,261.81/81,417.30 = 32,118.39/x
  3. Step 3: Cross multiply
    54,261.81x = 81,417.30 × 32,118.39
  4. Step 4: Simplify right side
    54,261.81x = 2,614,992,594.15
  5. Step 5: Solve for x
    x = 2,614,992,594.15/54,261.81
  6. Step 6: Final answer
    x = 48,192.14

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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.