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Finding the Fourth Proportional to 191,494.99, 264,223.02 and 110,917.70

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Solution

The fourth proportional to 191,494.99, 264,223.02 and 110,917.70 is: 153,043.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,494.99 : 264,223.02 = 110,917.70 : x
  2. Step 2: Convert to fraction form
    191,494.99/264,223.02 = 110,917.70/x
  3. Step 3: Cross multiply
    191,494.99x = 264,223.02 × 110,917.70
  4. Step 4: Simplify right side
    191,494.99x = 29,307,009,665.45
  5. Step 5: Solve for x
    x = 29,307,009,665.45/191,494.99
  6. Step 6: Final answer
    x = 153,043.22

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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.