Home / 196,403.77-294,377.10-112,222.90

Finding the Fourth Proportional to 196,403.77, 294,377.10 and 112,222.90

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Solution

The fourth proportional to 196,403.77, 294,377.10 and 112,222.90 is: 168,203.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,403.77 : 294,377.10 = 112,222.90 : x
  2. Step 2: Convert to fraction form
    196,403.77/294,377.10 = 112,222.90/x
  3. Step 3: Cross multiply
    196,403.77x = 294,377.10 × 112,222.90
  4. Step 4: Simplify right side
    196,403.77x = 33,035,851,855.59
  5. Step 5: Solve for x
    x = 33,035,851,855.59/196,403.77
  6. Step 6: Final answer
    x = 168,203.76

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1.5x scale

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.