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Finding the Fourth Proportional to 151,744.73, 209,486.42 and 110,862.95

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Solution

The fourth proportional to 151,744.73, 209,486.42 and 110,862.95 is: 153,048.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,744.73 : 209,486.42 = 110,862.95 : x
  2. Step 2: Convert to fraction form
    151,744.73/209,486.42 = 110,862.95/x
  3. Step 3: Cross multiply
    151,744.73x = 209,486.42 × 110,862.95
  4. Step 4: Simplify right side
    151,744.73x = 23,224,280,904.39
  5. Step 5: Solve for x
    x = 23,224,280,904.39/151,744.73
  6. Step 6: Final answer
    x = 153,048.36

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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.