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Finding the Fourth Proportional to 191,396.53, 264,127.37 and 110,828.36

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Solution

The fourth proportional to 191,396.53, 264,127.37 and 110,828.36 is: 152,943.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    191,396.53 : 264,127.37 = 110,828.36 : x
  2. Step 2: Convert to fraction form
    191,396.53/264,127.37 = 110,828.36/x
  3. Step 3: Cross multiply
    191,396.53x = 264,127.37 × 110,828.36
  4. Step 4: Simplify right side
    191,396.53x = 29,272,803,354.39
  5. Step 5: Solve for x
    x = 29,272,803,354.39/191,396.53
  6. Step 6: Final answer
    x = 152,943.23

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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.