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Finding the Fourth Proportional to 241,193.60, 361,845.54 and 83,421.93

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Solution

The fourth proportional to 241,193.60, 361,845.54 and 83,421.93 is: 125,151.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,193.60 : 361,845.54 = 83,421.93 : x
  2. Step 2: Convert to fraction form
    241,193.60/361,845.54 = 83,421.93/x
  3. Step 3: Cross multiply
    241,193.60x = 361,845.54 × 83,421.93
  4. Step 4: Simplify right side
    241,193.60x = 30,185,853,308.69
  5. Step 5: Solve for x
    x = 30,185,853,308.69/241,193.60
  6. Step 6: Final answer
    x = 125,151.97

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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.