Home / 73,658.13-110,535.62-40,401.50

Finding the Fourth Proportional to 73,658.13, 110,535.62 and 40,401.50

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Solution

The fourth proportional to 73,658.13, 110,535.62 and 40,401.50 is: 60,628.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,658.13 : 110,535.62 = 40,401.50 : x
  2. Step 2: Convert to fraction form
    73,658.13/110,535.62 = 40,401.50/x
  3. Step 3: Cross multiply
    73,658.13x = 110,535.62 × 40,401.50
  4. Step 4: Simplify right side
    73,658.13x = 4,465,804,649.42
  5. Step 5: Solve for x
    x = 4,465,804,649.42/73,658.13
  6. Step 6: Final answer
    x = 60,628.81

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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.