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Finding the Fourth Proportional to 56,893.86, 85,340.70 and 23,591.70

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Solution

The fourth proportional to 56,893.86, 85,340.70 and 23,591.70 is: 35,387.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,893.86 : 85,340.70 = 23,591.70 : x
  2. Step 2: Convert to fraction form
    56,893.86/85,340.70 = 23,591.70/x
  3. Step 3: Cross multiply
    56,893.86x = 85,340.70 × 23,591.70
  4. Step 4: Simplify right side
    56,893.86x = 2,013,332,192.19
  5. Step 5: Solve for x
    x = 2,013,332,192.19/56,893.86
  6. Step 6: Final answer
    x = 35,387.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.