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Finding the Fourth Proportional to 201,524.59, 277,988.43 and 125,941.87

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Solution

The fourth proportional to 201,524.59, 277,988.43 and 125,941.87 is: 173,727.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,524.59 : 277,988.43 = 125,941.87 : x
  2. Step 2: Convert to fraction form
    201,524.59/277,988.43 = 125,941.87/x
  3. Step 3: Cross multiply
    201,524.59x = 277,988.43 × 125,941.87
  4. Step 4: Simplify right side
    201,524.59x = 35,010,382,591.74
  5. Step 5: Solve for x
    x = 35,010,382,591.74/201,524.59
  6. Step 6: Final answer
    x = 173,727.60

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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.