Home / 87,269.90-130,912.36-24,090.03

Finding the Fourth Proportional to 87,269.90, 130,912.36 and 24,090.03

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Solution

The fourth proportional to 87,269.90, 130,912.36 and 24,090.03 is: 36,137.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,269.90 : 130,912.36 = 24,090.03 : x
  2. Step 2: Convert to fraction form
    87,269.90/130,912.36 = 24,090.03/x
  3. Step 3: Cross multiply
    87,269.90x = 130,912.36 × 24,090.03
  4. Step 4: Simplify right side
    87,269.90x = 3,153,682,679.77
  5. Step 5: Solve for x
    x = 3,153,682,679.77/87,269.90
  6. Step 6: Final answer
    x = 36,137.12

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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.