Home / 61,041.11-91,562.87-40,114.55

Finding the Fourth Proportional to 61,041.11, 91,562.87 and 40,114.55

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Solution

The fourth proportional to 61,041.11, 91,562.87 and 40,114.55 is: 60,172.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,041.11 : 91,562.87 = 40,114.55 : x
  2. Step 2: Convert to fraction form
    61,041.11/91,562.87 = 40,114.55/x
  3. Step 3: Cross multiply
    61,041.11x = 91,562.87 × 40,114.55
  4. Step 4: Simplify right side
    61,041.11x = 3,673,003,655.95
  5. Step 5: Solve for x
    x = 3,673,003,655.95/61,041.11
  6. Step 6: Final answer
    x = 60,172.63

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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.