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Finding the Fourth Proportional to 60,957.45, 91,893.05 and 56,893.28

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Solution

The fourth proportional to 60,957.45, 91,893.05 and 56,893.28 is: 85,766.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,957.45 : 91,893.05 = 56,893.28 : x
  2. Step 2: Convert to fraction form
    60,957.45/91,893.05 = 56,893.28/x
  3. Step 3: Cross multiply
    60,957.45x = 91,893.05 × 56,893.28
  4. Step 4: Simplify right side
    60,957.45x = 5,228,096,279.77
  5. Step 5: Solve for x
    x = 5,228,096,279.77/60,957.45
  6. Step 6: Final answer
    x = 85,766.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.