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Finding the Fourth Proportional to 191,609.58, 264,408.42 and 111,022.74

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Solution

The fourth proportional to 191,609.58, 264,408.42 and 111,022.74 is: 153,203.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,609.58 : 264,408.42 = 111,022.74 : x
  2. Step 2: Convert to fraction form
    191,609.58/264,408.42 = 111,022.74/x
  3. Step 3: Cross multiply
    191,609.58x = 264,408.42 × 111,022.74
  4. Step 4: Simplify right side
    191,609.58x = 29,355,347,267.47
  5. Step 5: Solve for x
    x = 29,355,347,267.47/191,609.58
  6. Step 6: Final answer
    x = 153,203.96

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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.