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Finding the Fourth Proportional to 92,485.77, 127,630.80 and 52,201.23

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Solution

The fourth proportional to 92,485.77, 127,630.80 and 52,201.23 is: 72,037.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,485.77 : 127,630.80 = 52,201.23 : x
  2. Step 2: Convert to fraction form
    92,485.77/127,630.80 = 52,201.23/x
  3. Step 3: Cross multiply
    92,485.77x = 127,630.80 × 52,201.23
  4. Step 4: Simplify right side
    92,485.77x = 6,662,484,745.88
  5. Step 5: Solve for x
    x = 6,662,484,745.88/92,485.77
  6. Step 6: Final answer
    x = 72,037.94

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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.