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Finding the Fourth Proportional to 191,446.90, 264,177.64 and 110,900.30

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Solution

The fourth proportional to 191,446.90, 264,177.64 and 110,900.30 is: 153,031.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,446.90 : 264,177.64 = 110,900.30 : x
  2. Step 2: Convert to fraction form
    191,446.90/264,177.64 = 110,900.30/x
  3. Step 3: Cross multiply
    191,446.90x = 264,177.64 × 110,900.30
  4. Step 4: Simplify right side
    191,446.90x = 29,297,379,529.29
  5. Step 5: Solve for x
    x = 29,297,379,529.29/191,446.90
  6. Step 6: Final answer
    x = 153,031.36

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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.