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Finding the Fourth Proportional to 191,793.19, 264,788.02 and 170,513.58

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Solution

The fourth proportional to 191,793.19, 264,788.02 and 170,513.58 is: 235,409.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,793.19 : 264,788.02 = 170,513.58 : x
  2. Step 2: Convert to fraction form
    191,793.19/264,788.02 = 170,513.58/x
  3. Step 3: Cross multiply
    191,793.19x = 264,788.02 × 170,513.58
  4. Step 4: Simplify right side
    191,793.19x = 45,149,952,485.31
  5. Step 5: Solve for x
    x = 45,149,952,485.31/191,793.19
  6. Step 6: Final answer
    x = 235,409.57

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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.