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Finding the Fourth Proportional to 92,109.62, 127,102.28 and 51,822.54

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Solution

The fourth proportional to 92,109.62, 127,102.28 and 51,822.54 is: 71,510.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,109.62 : 127,102.28 = 51,822.54 : x
  2. Step 2: Convert to fraction form
    92,109.62/127,102.28 = 51,822.54/x
  3. Step 3: Cross multiply
    92,109.62x = 127,102.28 × 51,822.54
  4. Step 4: Simplify right side
    92,109.62x = 6,586,762,989.39
  5. Step 5: Solve for x
    x = 6,586,762,989.39/92,109.62
  6. Step 6: Final answer
    x = 71,510.04

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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.