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Finding the Fourth Proportional to 201,179.38, 277,632.53 and 110,541.21

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Solution

The fourth proportional to 201,179.38, 277,632.53 and 110,541.21 is: 152,549.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,179.38 : 277,632.53 = 110,541.21 : x
  2. Step 2: Convert to fraction form
    201,179.38/277,632.53 = 110,541.21/x
  3. Step 3: Cross multiply
    201,179.38x = 277,632.53 × 110,541.21
  4. Step 4: Simplify right side
    201,179.38x = 30,689,835,801.56
  5. Step 5: Solve for x
    x = 30,689,835,801.56/201,179.38
  6. Step 6: Final answer
    x = 152,549.61

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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.