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Finding the Fourth Proportional to 191,387.41, 264,114.77 and 110,819.24

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Solution

The fourth proportional to 191,387.41, 264,114.77 and 110,819.24 is: 152,930.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,387.41 : 264,114.77 = 110,819.24 : x
  2. Step 2: Convert to fraction form
    191,387.41/264,114.77 = 110,819.24/x
  3. Step 3: Cross multiply
    191,387.41x = 264,114.77 × 110,819.24
  4. Step 4: Simplify right side
    191,387.41x = 29,268,998,084.17
  5. Step 5: Solve for x
    x = 29,268,998,084.17/191,387.41
  6. Step 6: Final answer
    x = 152,930.63

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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.