Home / 58,170.24-87,269.03-18,725.87

Finding the Fourth Proportional to 58,170.24, 87,269.03 and 18,725.87

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Solution

The fourth proportional to 58,170.24, 87,269.03 and 18,725.87 is: 28,093.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,170.24 : 87,269.03 = 18,725.87 : x
  2. Step 2: Convert to fraction form
    58,170.24/87,269.03 = 18,725.87/x
  3. Step 3: Cross multiply
    58,170.24x = 87,269.03 × 18,725.87
  4. Step 4: Simplify right side
    58,170.24x = 1,634,187,980.83
  5. Step 5: Solve for x
    x = 1,634,187,980.83/58,170.24
  6. Step 6: Final answer
    x = 28,093.20

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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.