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Finding the Fourth Proportional to 92,111.67, 127,105.04 and 51,824.55

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Solution

The fourth proportional to 92,111.67, 127,105.04 and 51,824.55 is: 71,512.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,111.67 : 127,105.04 = 51,824.55 : x
  2. Step 2: Convert to fraction form
    92,111.67/127,105.04 = 51,824.55/x
  3. Step 3: Cross multiply
    92,111.67x = 127,105.04 × 51,824.55
  4. Step 4: Simplify right side
    92,111.67x = 6,587,160,606.08
  5. Step 5: Solve for x
    x = 6,587,160,606.08/92,111.67
  6. Step 6: Final answer
    x = 71,512.77

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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.