Home / 109,103.24-150,556.02-60,703.88

Finding the Fourth Proportional to 109,103.24, 150,556.02 and 60,703.88

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Solution

The fourth proportional to 109,103.24, 150,556.02 and 60,703.88 is: 83,767.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,103.24 : 150,556.02 = 60,703.88 : x
  2. Step 2: Convert to fraction form
    109,103.24/150,556.02 = 60,703.88/x
  3. Step 3: Cross multiply
    109,103.24x = 150,556.02 × 60,703.88
  4. Step 4: Simplify right side
    109,103.24x = 9,139,334,571.36
  5. Step 5: Solve for x
    x = 9,139,334,571.36/109,103.24
  6. Step 6: Final answer
    x = 83,767.77

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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.