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Finding the Fourth Proportional to 201,269.40, 277,746.13 and 110,625.54

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Solution

The fourth proportional to 201,269.40, 277,746.13 and 110,625.54 is: 152,660.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,269.40 : 277,746.13 = 110,625.54 : x
  2. Step 2: Convert to fraction form
    201,269.40/277,746.13 = 110,625.54/x
  3. Step 3: Cross multiply
    201,269.40x = 277,746.13 × 110,625.54
  4. Step 4: Simplify right side
    201,269.40x = 30,725,815,614.16
  5. Step 5: Solve for x
    x = 30,725,815,614.16/201,269.40
  6. Step 6: Final answer
    x = 152,660.14

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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.