Home / 75,548.70-113,333.85-25,631.10

Finding the Fourth Proportional to 75,548.70, 113,333.85 and 25,631.10

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Solution

The fourth proportional to 75,548.70, 113,333.85 and 25,631.10 is: 38,450.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,548.70 : 113,333.85 = 25,631.10 : x
  2. Step 2: Convert to fraction form
    75,548.70/113,333.85 = 25,631.10/x
  3. Step 3: Cross multiply
    75,548.70x = 113,333.85 × 25,631.10
  4. Step 4: Simplify right side
    75,548.70x = 2,904,871,242.74
  5. Step 5: Solve for x
    x = 2,904,871,242.74/75,548.70
  6. Step 6: Final answer
    x = 38,450.31

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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.