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Finding the Fourth Proportional to 191,193.60, 263,807.60 and 110,591.76

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Solution

The fourth proportional to 191,193.60, 263,807.60 and 110,591.76 is: 152,593.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,193.60 : 263,807.60 = 110,591.76 : x
  2. Step 2: Convert to fraction form
    191,193.60/263,807.60 = 110,591.76/x
  3. Step 3: Cross multiply
    191,193.60x = 263,807.60 × 110,591.76
  4. Step 4: Simplify right side
    191,193.60x = 29,174,946,785.38
  5. Step 5: Solve for x
    x = 29,174,946,785.38/191,193.60
  6. Step 6: Final answer
    x = 152,593.74

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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.