Home / 43,553.55-65,248.11-25,731.03

Finding the Fourth Proportional to 43,553.55, 65,248.11 and 25,731.03

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Solution

The fourth proportional to 43,553.55, 65,248.11 and 25,731.03 is: 38,547.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,553.55 : 65,248.11 = 25,731.03 : x
  2. Step 2: Convert to fraction form
    43,553.55/65,248.11 = 25,731.03/x
  3. Step 3: Cross multiply
    43,553.55x = 65,248.11 × 25,731.03
  4. Step 4: Simplify right side
    43,553.55x = 1,678,901,075.85
  5. Step 5: Solve for x
    x = 1,678,901,075.85/43,553.55
  6. Step 6: Final answer
    x = 38,547.97

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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.