Home / 58,125.96-87,169.32-18,673.80

Finding the Fourth Proportional to 58,125.96, 87,169.32 and 18,673.80

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Solution

The fourth proportional to 58,125.96, 87,169.32 and 18,673.80 is: 28,004.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,125.96 : 87,169.32 = 18,673.80 : x
  2. Step 2: Convert to fraction form
    58,125.96/87,169.32 = 18,673.80/x
  3. Step 3: Cross multiply
    58,125.96x = 87,169.32 × 18,673.80
  4. Step 4: Simplify right side
    58,125.96x = 1,627,782,447.82
  5. Step 5: Solve for x
    x = 1,627,782,447.82/58,125.96
  6. Step 6: Final answer
    x = 28,004.40

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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.