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Finding the Fourth Proportional to 201,043.88, 277,447.02 and 116,160.92

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Solution

The fourth proportional to 201,043.88, 277,447.02 and 116,160.92 is: 160,305.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,043.88 : 277,447.02 = 116,160.92 : x
  2. Step 2: Convert to fraction form
    201,043.88/277,447.02 = 116,160.92/x
  3. Step 3: Cross multiply
    201,043.88x = 277,447.02 × 116,160.92
  4. Step 4: Simplify right side
    201,043.88x = 32,228,501,094.46
  5. Step 5: Solve for x
    x = 32,228,501,094.46/201,043.88
  6. Step 6: Final answer
    x = 160,305.81

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1.5x scale

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.