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Finding the Fourth Proportional to 92,095.92, 127,103.22 and 51,811.20

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Solution

The fourth proportional to 92,095.92, 127,103.22 and 51,811.20 is: 71,505.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,095.92 : 127,103.22 = 51,811.20 : x
  2. Step 2: Convert to fraction form
    92,095.92/127,103.22 = 51,811.20/x
  3. Step 3: Cross multiply
    92,095.92x = 127,103.22 × 51,811.20
  4. Step 4: Simplify right side
    92,095.92x = 6,585,370,352.06
  5. Step 5: Solve for x
    x = 6,585,370,352.06/92,095.92
  6. Step 6: Final answer
    x = 71,505.56

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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.