Home / 63,231.57-87,300.23-40,580.33

Finding the Fourth Proportional to 63,231.57, 87,300.23 and 40,580.33

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Solution

The fourth proportional to 63,231.57, 87,300.23 and 40,580.33 is: 56,026.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,231.57 : 87,300.23 = 40,580.33 : x
  2. Step 2: Convert to fraction form
    63,231.57/87,300.23 = 40,580.33/x
  3. Step 3: Cross multiply
    63,231.57x = 87,300.23 × 40,580.33
  4. Step 4: Simplify right side
    63,231.57x = 3,542,671,503.07
  5. Step 5: Solve for x
    x = 3,542,671,503.07/63,231.57
  6. Step 6: Final answer
    x = 56,026.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.