Home / 51,119.57-76,577.25-40,607.39

Finding the Fourth Proportional to 51,119.57, 76,577.25 and 40,607.39

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Solution

The fourth proportional to 51,119.57, 76,577.25 and 40,607.39 is: 60,829.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,119.57 : 76,577.25 = 40,607.39 : x
  2. Step 2: Convert to fraction form
    51,119.57/76,577.25 = 40,607.39/x
  3. Step 3: Cross multiply
    51,119.57x = 76,577.25 × 40,607.39
  4. Step 4: Simplify right side
    51,119.57x = 3,109,602,255.88
  5. Step 5: Solve for x
    x = 3,109,602,255.88/51,119.57
  6. Step 6: Final answer
    x = 60,829.98

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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.