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Finding the Fourth Proportional to 92,863.67, 128,150.91 and 52,576.29

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Solution

The fourth proportional to 92,863.67, 128,150.91 and 52,576.29 is: 72,554.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,863.67 : 128,150.91 = 52,576.29 : x
  2. Step 2: Convert to fraction form
    92,863.67/128,150.91 = 52,576.29/x
  3. Step 3: Cross multiply
    92,863.67x = 128,150.91 × 52,576.29
  4. Step 4: Simplify right side
    92,863.67x = 6,737,699,407.92
  5. Step 5: Solve for x
    x = 6,737,699,407.92/92,863.67
  6. Step 6: Final answer
    x = 72,554.74

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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.