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Finding the Fourth Proportional to 191,495.70, 264,223.99 and 110,918.41

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Solution

The fourth proportional to 191,495.70, 264,223.99 and 110,918.41 is: 153,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,495.70 : 264,223.99 = 110,918.41 : x
  2. Step 2: Convert to fraction form
    191,495.70/264,223.99 = 110,918.41/x
  3. Step 3: Cross multiply
    191,495.70x = 264,223.99 × 110,918.41
  4. Step 4: Simplify right side
    191,495.70x = 29,307,304,854.66
  5. Step 5: Solve for x
    x = 29,307,304,854.66/191,495.70
  6. Step 6: Final answer
    x = 153,044.19

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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.