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Finding the Fourth Proportional to 84,893.91, 127,366.32 and 34,266.88

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Solution

The fourth proportional to 84,893.91, 127,366.32 and 34,266.88 is: 51,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,893.91 : 127,366.32 = 34,266.88 : x
  2. Step 2: Convert to fraction form
    84,893.91/127,366.32 = 34,266.88/x
  3. Step 3: Cross multiply
    84,893.91x = 127,366.32 × 34,266.88
  4. Step 4: Simplify right side
    84,893.91x = 4,364,446,403.48
  5. Step 5: Solve for x
    x = 4,364,446,403.48/84,893.91
  6. Step 6: Final answer
    x = 51,410.59

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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.