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Finding the Fourth Proportional to 63,000.26, 86,939.70 and 34,705.34

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Solution

The fourth proportional to 63,000.26, 86,939.70 and 34,705.34 is: 47,893.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,000.26 : 86,939.70 = 34,705.34 : x
  2. Step 2: Convert to fraction form
    63,000.26/86,939.70 = 34,705.34/x
  3. Step 3: Cross multiply
    63,000.26x = 86,939.70 × 34,705.34
  4. Step 4: Simplify right side
    63,000.26x = 3,017,271,848.00
  5. Step 5: Solve for x
    x = 3,017,271,848.00/63,000.26
  6. Step 6: Final answer
    x = 47,893.01

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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.