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Finding the Fourth Proportional to 167,820.32, 231,592.54 and 92,368.82

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Solution

The fourth proportional to 167,820.32, 231,592.54 and 92,368.82 is: 127,469.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,820.32 : 231,592.54 = 92,368.82 : x
  2. Step 2: Convert to fraction form
    167,820.32/231,592.54 = 92,368.82/x
  3. Step 3: Cross multiply
    167,820.32x = 231,592.54 × 92,368.82
  4. Step 4: Simplify right side
    167,820.32x = 21,391,929,640.60
  5. Step 5: Solve for x
    x = 21,391,929,640.60/167,820.32
  6. Step 6: Final answer
    x = 127,469.25

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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.