Home / 199,035.07-274,655.95-109,611.07

Finding the Fourth Proportional to 199,035.07, 274,655.95 and 109,611.07

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Solution

The fourth proportional to 199,035.07, 274,655.95 and 109,611.07 is: 151,256.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,035.07 : 274,655.95 = 109,611.07 : x
  2. Step 2: Convert to fraction form
    199,035.07/274,655.95 = 109,611.07/x
  3. Step 3: Cross multiply
    199,035.07x = 274,655.95 × 109,611.07
  4. Step 4: Simplify right side
    199,035.07x = 30,105,332,561.37
  5. Step 5: Solve for x
    x = 30,105,332,561.37/199,035.07
  6. Step 6: Final answer
    x = 151,256.42

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1.5x scale

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.