Home / 36,542.76-54,830.88-19,877.82

Finding the Fourth Proportional to 36,542.76, 54,830.88 and 19,877.82

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Solution

The fourth proportional to 36,542.76, 54,830.88 and 19,877.82 is: 29,825.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,542.76 : 54,830.88 = 19,877.82 : x
  2. Step 2: Convert to fraction form
    36,542.76/54,830.88 = 19,877.82/x
  3. Step 3: Cross multiply
    36,542.76x = 54,830.88 × 19,877.82
  4. Step 4: Simplify right side
    36,542.76x = 1,089,918,363.08
  5. Step 5: Solve for x
    x = 1,089,918,363.08/36,542.76
  6. Step 6: Final answer
    x = 29,825.84

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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.