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Finding the Fourth Proportional to 191,500.92, 264,254.94 and 106,625.88

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Solution

The fourth proportional to 191,500.92, 264,254.94 and 106,625.88 is: 147,134.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,500.92 : 264,254.94 = 106,625.88 : x
  2. Step 2: Convert to fraction form
    191,500.92/264,254.94 = 106,625.88/x
  3. Step 3: Cross multiply
    191,500.92x = 264,254.94 × 106,625.88
  4. Step 4: Simplify right side
    191,500.92x = 28,176,415,521.85
  5. Step 5: Solve for x
    x = 28,176,415,521.85/191,500.92
  6. Step 6: Final answer
    x = 147,134.62

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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.