Home / 87,052.93-130,579.43-57,463.85

Finding the Fourth Proportional to 87,052.93, 130,579.43 and 57,463.85

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Solution

The fourth proportional to 87,052.93, 130,579.43 and 57,463.85 is: 86,195.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,052.93 : 130,579.43 = 57,463.85 : x
  2. Step 2: Convert to fraction form
    87,052.93/130,579.43 = 57,463.85/x
  3. Step 3: Cross multiply
    87,052.93x = 130,579.43 × 57,463.85
  4. Step 4: Simplify right side
    87,052.93x = 7,503,596,269.37
  5. Step 5: Solve for x
    x = 7,503,596,269.37/87,052.93
  6. Step 6: Final answer
    x = 86,195.79

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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.