Home / 87,033.84-130,548.60-27,869.28

Finding the Fourth Proportional to 87,033.84, 130,548.60 and 27,869.28

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Solution

The fourth proportional to 87,033.84, 130,548.60 and 27,869.28 is: 41,803.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,033.84 : 130,548.60 = 27,869.28 : x
  2. Step 2: Convert to fraction form
    87,033.84/130,548.60 = 27,869.28/x
  3. Step 3: Cross multiply
    87,033.84x = 130,548.60 × 27,869.28
  4. Step 4: Simplify right side
    87,033.84x = 3,638,295,487.01
  5. Step 5: Solve for x
    x = 3,638,295,487.01/87,033.84
  6. Step 6: Final answer
    x = 41,803.23

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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.