Home / 54,385.53-81,574.98-32,339.21

Finding the Fourth Proportional to 54,385.53, 81,574.98 and 32,339.21

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Solution

The fourth proportional to 54,385.53, 81,574.98 and 32,339.21 is: 48,506.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,385.53 : 81,574.98 = 32,339.21 : x
  2. Step 2: Convert to fraction form
    54,385.53/81,574.98 = 32,339.21/x
  3. Step 3: Cross multiply
    54,385.53x = 81,574.98 × 32,339.21
  4. Step 4: Simplify right side
    54,385.53x = 2,638,070,001.09
  5. Step 5: Solve for x
    x = 2,638,070,001.09/54,385.53
  6. Step 6: Final answer
    x = 48,506.84

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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.