Home / 199,035.57-274,656.64-109,611.57

Finding the Fourth Proportional to 199,035.57, 274,656.64 and 109,611.57

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Solution

The fourth proportional to 199,035.57, 274,656.64 and 109,611.57 is: 151,257.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,035.57 : 274,656.64 = 109,611.57 : x
  2. Step 2: Convert to fraction form
    199,035.57/274,656.64 = 109,611.57/x
  3. Step 3: Cross multiply
    199,035.57x = 274,656.64 × 109,611.57
  4. Step 4: Simplify right side
    199,035.57x = 30,105,545,521.32
  5. Step 5: Solve for x
    x = 30,105,545,521.32/199,035.57
  6. Step 6: Final answer
    x = 151,257.11

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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.