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Finding the Fourth Proportional to 92,628.52, 127,826.52 and 50,186.92

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Solution

The fourth proportional to 92,628.52, 127,826.52 and 50,186.92 is: 69,257.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,628.52 : 127,826.52 = 50,186.92 : x
  2. Step 2: Convert to fraction form
    92,628.52/127,826.52 = 50,186.92/x
  3. Step 3: Cross multiply
    92,628.52x = 127,826.52 × 50,186.92
  4. Step 4: Simplify right side
    92,628.52x = 6,415,219,333.12
  5. Step 5: Solve for x
    x = 6,415,219,333.12/92,628.52
  6. Step 6: Final answer
    x = 69,257.50

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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.