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Finding the Fourth Proportional to 92,396.68, 127,527.20 and 58,383.57

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Solution

The fourth proportional to 92,396.68, 127,527.20 and 58,383.57 is: 80,581.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,396.68 : 127,527.20 = 58,383.57 : x
  2. Step 2: Convert to fraction form
    92,396.68/127,527.20 = 58,383.57/x
  3. Step 3: Cross multiply
    92,396.68x = 127,527.20 × 58,383.57
  4. Step 4: Simplify right side
    92,396.68x = 7,445,493,208.10
  5. Step 5: Solve for x
    x = 7,445,493,208.10/92,396.68
  6. Step 6: Final answer
    x = 80,581.83

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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.