Home / 109,834.99-151,575.87-60,777.17

Finding the Fourth Proportional to 109,834.99, 151,575.87 and 60,777.17

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Solution

The fourth proportional to 109,834.99, 151,575.87 and 60,777.17 is: 83,874.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,834.99 : 151,575.87 = 60,777.17 : x
  2. Step 2: Convert to fraction form
    109,834.99/151,575.87 = 60,777.17/x
  3. Step 3: Cross multiply
    109,834.99x = 151,575.87 × 60,777.17
  4. Step 4: Simplify right side
    109,834.99x = 9,212,352,418.89
  5. Step 5: Solve for x
    x = 9,212,352,418.89/109,834.99
  6. Step 6: Final answer
    x = 83,874.48

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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.