Home / 196,221.60-294,332.40-172,893.60

Finding the Fourth Proportional to 196,221.60, 294,332.40 and 172,893.60

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Solution

The fourth proportional to 196,221.60, 294,332.40 and 172,893.60 is: 259,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    196,221.60 : 294,332.40 = 172,893.60 : x
  2. Step 2: Convert to fraction form
    196,221.60/294,332.40 = 172,893.60/x
  3. Step 3: Cross multiply
    196,221.60x = 294,332.40 × 172,893.60
  4. Step 4: Simplify right side
    196,221.60x = 50,888,188,232.64
  5. Step 5: Solve for x
    x = 50,888,188,232.64/196,221.60
  6. Step 6: Final answer
    x = 259,340.40

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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.