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Finding the Fourth Proportional to 63,257.84, 87,294.29 and 34,576.21

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Solution

The fourth proportional to 63,257.84, 87,294.29 and 34,576.21 is: 47,714.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,257.84 : 87,294.29 = 34,576.21 : x
  2. Step 2: Convert to fraction form
    63,257.84/87,294.29 = 34,576.21/x
  3. Step 3: Cross multiply
    63,257.84x = 87,294.29 × 34,576.21
  4. Step 4: Simplify right side
    63,257.84x = 3,018,305,266.37
  5. Step 5: Solve for x
    x = 3,018,305,266.37/63,257.84
  6. Step 6: Final answer
    x = 47,714.33

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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.