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Finding the Fourth Proportional to 92,656.89, 127,866.87 and 50,215.46

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Solution

The fourth proportional to 92,656.89, 127,866.87 and 50,215.46 is: 69,297.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,656.89 : 127,866.87 = 50,215.46 : x
  2. Step 2: Convert to fraction form
    92,656.89/127,866.87 = 50,215.46/x
  3. Step 3: Cross multiply
    92,656.89x = 127,866.87 × 50,215.46
  4. Step 4: Simplify right side
    92,656.89x = 6,420,893,056.48
  5. Step 5: Solve for x
    x = 6,420,893,056.48/92,656.89
  6. Step 6: Final answer
    x = 69,297.52

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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.