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Finding the Fourth Proportional to 191,847.86, 264,750.21 and 106,963.22

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Solution

The fourth proportional to 191,847.86, 264,750.21 and 106,963.22 is: 147,609.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,847.86 : 264,750.21 = 106,963.22 : x
  2. Step 2: Convert to fraction form
    191,847.86/264,750.21 = 106,963.22/x
  3. Step 3: Cross multiply
    191,847.86x = 264,750.21 × 106,963.22
  4. Step 4: Simplify right side
    191,847.86x = 28,318,534,957.28
  5. Step 5: Solve for x
    x = 28,318,534,957.28/191,847.86
  6. Step 6: Final answer
    x = 147,609.33

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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.